Home / 752,855.58-1,038,948.18-408,694.17

Finding the Fourth Proportional to 752,855.58, 1,038,948.18 and 408,694.17

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Solution

The fourth proportional to 752,855.58, 1,038,948.18 and 408,694.17 is: 564,002.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,855.58 : 1,038,948.18 = 408,694.17 : x
  2. Step 2: Convert to fraction form
    752,855.58/1,038,948.18 = 408,694.17/x
  3. Step 3: Cross multiply
    752,855.58x = 1,038,948.18 × 408,694.17
  4. Step 4: Simplify right side
    752,855.58x = 424,612,064,098.11
  5. Step 5: Solve for x
    x = 424,612,064,098.11/752,855.58
  6. Step 6: Final answer
    x = 564,002.01

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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.