Home / 734,863.70-1,102,295.55-510,914.90

Finding the Fourth Proportional to 734,863.70, 1,102,295.55 and 510,914.90

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Solution

The fourth proportional to 734,863.70, 1,102,295.55 and 510,914.90 is: 766,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,863.70 : 1,102,295.55 = 510,914.90 : x
  2. Step 2: Convert to fraction form
    734,863.70/1,102,295.55 = 510,914.90/x
  3. Step 3: Cross multiply
    734,863.70x = 1,102,295.55 × 510,914.90
  4. Step 4: Simplify right side
    734,863.70x = 563,179,220,698.70
  5. Step 5: Solve for x
    x = 563,179,220,698.70/734,863.70
  6. Step 6: Final answer
    x = 766,372.35

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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.