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Finding the Fourth Proportional to 675,693.88, 932,442.96 and 369,768.94

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Solution

The fourth proportional to 675,693.88, 932,442.96 and 369,768.94 is: 510,273.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,693.88 : 932,442.96 = 369,768.94 : x
  2. Step 2: Convert to fraction form
    675,693.88/932,442.96 = 369,768.94/x
  3. Step 3: Cross multiply
    675,693.88x = 932,442.96 × 369,768.94
  4. Step 4: Simplify right side
    675,693.88x = 344,788,444,929.66
  5. Step 5: Solve for x
    x = 344,788,444,929.66/675,693.88
  6. Step 6: Final answer
    x = 510,273.15

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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.