Home / 554,206.28-764,294-349,902.24

Finding the Fourth Proportional to 554,206.28, 764,294 and 349,902.24

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Solution

The fourth proportional to 554,206.28, 764,294 and 349,902.24 is: 482,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,206.28 : 764,294 = 349,902.24 : x
  2. Step 2: Convert to fraction form
    554,206.28/764,294 = 349,902.24/x
  3. Step 3: Cross multiply
    554,206.28x = 764,294 × 349,902.24
  4. Step 4: Simplify right side
    554,206.28x = 267,428,182,618.56
  5. Step 5: Solve for x
    x = 267,428,182,618.56/554,206.28
  6. Step 6: Final answer
    x = 482,542.68

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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.