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Finding the Fourth Proportional to 602,227.47, 903,423.83 and 349,626.54

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Solution

The fourth proportional to 602,227.47, 903,423.83 and 349,626.54 is: 524,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,227.47 : 903,423.83 = 349,626.54 : x
  2. Step 2: Convert to fraction form
    602,227.47/903,423.83 = 349,626.54/x
  3. Step 3: Cross multiply
    602,227.47x = 903,423.83 × 349,626.54
  4. Step 4: Simplify right side
    602,227.47x = 315,860,947,836.45
  5. Step 5: Solve for x
    x = 315,860,947,836.45/602,227.47
  6. Step 6: Final answer
    x = 524,487.78

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1.5x scale

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.