Home / 697,237.60-1,045,856.40-248,465.20

Finding the Fourth Proportional to 697,237.60, 1,045,856.40 and 248,465.20

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Solution

The fourth proportional to 697,237.60, 1,045,856.40 and 248,465.20 is: 372,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,237.60 : 1,045,856.40 = 248,465.20 : x
  2. Step 2: Convert to fraction form
    697,237.60/1,045,856.40 = 248,465.20/x
  3. Step 3: Cross multiply
    697,237.60x = 1,045,856.40 × 248,465.20
  4. Step 4: Simplify right side
    697,237.60x = 259,858,919,597.28
  5. Step 5: Solve for x
    x = 259,858,919,597.28/697,237.60
  6. Step 6: Final answer
    x = 372,697.80

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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.