Home / 732,115.18-1,010,202.60-409,838.86

Finding the Fourth Proportional to 732,115.18, 1,010,202.60 and 409,838.86

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Solution

The fourth proportional to 732,115.18, 1,010,202.60 and 409,838.86 is: 565,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,115.18 : 1,010,202.60 = 409,838.86 : x
  2. Step 2: Convert to fraction form
    732,115.18/1,010,202.60 = 409,838.86/x
  3. Step 3: Cross multiply
    732,115.18x = 1,010,202.60 × 409,838.86
  4. Step 4: Simplify right side
    732,115.18x = 414,020,281,953.04
  5. Step 5: Solve for x
    x = 414,020,281,953.04/732,115.18
  6. Step 6: Final answer
    x = 565,512.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.