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Finding the Fourth Proportional to 675,679.46, 932,437.67 and 369,755.82

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Solution

The fourth proportional to 675,679.46, 932,437.67 and 369,755.82 is: 510,263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,679.46 : 932,437.67 = 369,755.82 : x
  2. Step 2: Convert to fraction form
    675,679.46/932,437.67 = 369,755.82/x
  3. Step 3: Cross multiply
    675,679.46x = 932,437.67 × 369,755.82
  4. Step 4: Simplify right side
    675,679.46x = 344,774,255,269.74
  5. Step 5: Solve for x
    x = 344,774,255,269.74/675,679.46
  6. Step 6: Final answer
    x = 510,263.04

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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.