Home / 539,088.40-807,466.20-350,131.60

Finding the Fourth Proportional to 539,088.40, 807,466.20 and 350,131.60

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Solution

The fourth proportional to 539,088.40, 807,466.20 and 350,131.60 is: 524,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,088.40 : 807,466.20 = 350,131.60 : x
  2. Step 2: Convert to fraction form
    539,088.40/807,466.20 = 350,131.60/x
  3. Step 3: Cross multiply
    539,088.40x = 807,466.20 × 350,131.60
  4. Step 4: Simplify right side
    539,088.40x = 282,719,432,551.92
  5. Step 5: Solve for x
    x = 282,719,432,551.92/539,088.40
  6. Step 6: Final answer
    x = 524,439.84

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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.