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Finding the Fourth Proportional to 424,036.84, 636,053.64 and 150,684.52

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Solution

The fourth proportional to 424,036.84, 636,053.64 and 150,684.52 is: 226,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,036.84 : 636,053.64 = 150,684.52 : x
  2. Step 2: Convert to fraction form
    424,036.84/636,053.64 = 150,684.52/x
  3. Step 3: Cross multiply
    424,036.84x = 636,053.64 × 150,684.52
  4. Step 4: Simplify right side
    424,036.84x = 95,843,437,437.65
  5. Step 5: Solve for x
    x = 95,843,437,437.65/424,036.84
  6. Step 6: Final answer
    x = 226,026.20

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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.