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Finding the Fourth Proportional to 532,103.72, 733,704.90 and 435,007.40

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Solution

The fourth proportional to 532,103.72, 733,704.90 and 435,007.40 is: 599,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,103.72 : 733,704.90 = 435,007.40 : x
  2. Step 2: Convert to fraction form
    532,103.72/733,704.90 = 435,007.40/x
  3. Step 3: Cross multiply
    532,103.72x = 733,704.90 × 435,007.40
  4. Step 4: Simplify right side
    532,103.72x = 319,167,060,916.26
  5. Step 5: Solve for x
    x = 319,167,060,916.26/532,103.72
  6. Step 6: Final answer
    x = 599,821.14

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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.