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Finding the Fourth Proportional to 675,551.78, 932,254.53 and 373,747.94

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Solution

The fourth proportional to 675,551.78, 932,254.53 and 373,747.94 is: 515,768.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,551.78 : 932,254.53 = 373,747.94 : x
  2. Step 2: Convert to fraction form
    675,551.78/932,254.53 = 373,747.94/x
  3. Step 3: Cross multiply
    675,551.78x = 932,254.53 × 373,747.94
  4. Step 4: Simplify right side
    675,551.78x = 348,428,205,481.90
  5. Step 5: Solve for x
    x = 348,428,205,481.90/675,551.78
  6. Step 6: Final answer
    x = 515,768.32

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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.