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Finding the Fourth Proportional to 675,521.71, 932,211.65 and 369,594.28

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Solution

The fourth proportional to 675,521.71, 932,211.65 and 369,594.28 is: 510,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,521.71 : 932,211.65 = 369,594.28 : x
  2. Step 2: Convert to fraction form
    675,521.71/932,211.65 = 369,594.28/x
  3. Step 3: Cross multiply
    675,521.71x = 932,211.65 × 369,594.28
  4. Step 4: Simplify right side
    675,521.71x = 344,540,093,589.36
  5. Step 5: Solve for x
    x = 344,540,093,589.36/675,521.71
  6. Step 6: Final answer
    x = 510,035.56

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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.