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Finding the Fourth Proportional to 356,488.68, 534,852.17 and 116,613.53

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Solution

The fourth proportional to 356,488.68, 534,852.17 and 116,613.53 is: 174,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,488.68 : 534,852.17 = 116,613.53 : x
  2. Step 2: Convert to fraction form
    356,488.68/534,852.17 = 116,613.53/x
  3. Step 3: Cross multiply
    356,488.68x = 534,852.17 × 116,613.53
  4. Step 4: Simplify right side
    356,488.68x = 62,370,999,571.86
  5. Step 5: Solve for x
    x = 62,370,999,571.86/356,488.68
  6. Step 6: Final answer
    x = 174,959.27

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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.