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Finding the Fourth Proportional to 607,044.78, 838,398.60 and 472,694.94

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Solution

The fourth proportional to 607,044.78, 838,398.60 and 472,694.94 is: 652,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,044.78 : 838,398.60 = 472,694.94 : x
  2. Step 2: Convert to fraction form
    607,044.78/838,398.60 = 472,694.94/x
  3. Step 3: Cross multiply
    607,044.78x = 838,398.60 × 472,694.94
  4. Step 4: Simplify right side
    607,044.78x = 396,306,775,923.08
  5. Step 5: Solve for x
    x = 396,306,775,923.08/607,044.78
  6. Step 6: Final answer
    x = 652,846.03

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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.