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Finding the Fourth Proportional to 607,546.46, 838,516.47 and 353,045.27

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Solution

The fourth proportional to 607,546.46, 838,516.47 and 353,045.27 is: 487,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,546.46 : 838,516.47 = 353,045.27 : x
  2. Step 2: Convert to fraction form
    607,546.46/838,516.47 = 353,045.27/x
  3. Step 3: Cross multiply
    607,546.46x = 838,516.47 × 353,045.27
  4. Step 4: Simplify right side
    607,546.46x = 296,034,273,550.60
  5. Step 5: Solve for x
    x = 296,034,273,550.60/607,546.46
  6. Step 6: Final answer
    x = 487,261.95

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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.