Home / 734,856.40-1,102,284.60-236,270.80

Finding the Fourth Proportional to 734,856.40, 1,102,284.60 and 236,270.80

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Solution

The fourth proportional to 734,856.40, 1,102,284.60 and 236,270.80 is: 354,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,856.40 : 1,102,284.60 = 236,270.80 : x
  2. Step 2: Convert to fraction form
    734,856.40/1,102,284.60 = 236,270.80/x
  3. Step 3: Cross multiply
    734,856.40x = 1,102,284.60 × 236,270.80
  4. Step 4: Simplify right side
    734,856.40x = 260,437,664,269.68
  5. Step 5: Solve for x
    x = 260,437,664,269.68/734,856.40
  6. Step 6: Final answer
    x = 354,406.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.