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Finding the Fourth Proportional to 532,326.10, 735,411.27 and 349,000.24

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Solution

The fourth proportional to 532,326.10, 735,411.27 and 349,000.24 is: 482,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,326.10 : 735,411.27 = 349,000.24 : x
  2. Step 2: Convert to fraction form
    532,326.10/735,411.27 = 349,000.24/x
  3. Step 3: Cross multiply
    532,326.10x = 735,411.27 × 349,000.24
  4. Step 4: Simplify right side
    532,326.10x = 256,658,709,728.71
  5. Step 5: Solve for x
    x = 256,658,709,728.71/532,326.10
  6. Step 6: Final answer
    x = 482,145.64

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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.