Home / 1,354,472.28-2,031,687.77-329,812.16

Finding the Fourth Proportional to 1,354,472.28, 2,031,687.77 and 329,812.16

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Solution

The fourth proportional to 1,354,472.28, 2,031,687.77 and 329,812.16 is: 494,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,472.28 : 2,031,687.77 = 329,812.16 : x
  2. Step 2: Convert to fraction form
    1,354,472.28/2,031,687.77 = 329,812.16/x
  3. Step 3: Cross multiply
    1,354,472.28x = 2,031,687.77 × 329,812.16
  4. Step 4: Simplify right side
    1,354,472.28x = 670,075,320,061.78
  5. Step 5: Solve for x
    x = 670,075,320,061.78/1,354,472.28
  6. Step 6: Final answer
    x = 494,713.20

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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.