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Finding the Fourth Proportional to 435,061.28, 652,453.68 and 295,715.36

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Solution

The fourth proportional to 435,061.28, 652,453.68 and 295,715.36 is: 443,479.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,061.28 : 652,453.68 = 295,715.36 : x
  2. Step 2: Convert to fraction form
    435,061.28/652,453.68 = 295,715.36/x
  3. Step 3: Cross multiply
    435,061.28x = 652,453.68 × 295,715.36
  4. Step 4: Simplify right side
    435,061.28x = 192,940,574,864.53
  5. Step 5: Solve for x
    x = 192,940,574,864.53/435,061.28
  6. Step 6: Final answer
    x = 443,479.08

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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.