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Finding the Fourth Proportional to 675,761.16, 932,537.96 and 369,831.45

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Solution

The fourth proportional to 675,761.16, 932,537.96 and 369,831.45 is: 510,360.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,761.16 : 932,537.96 = 369,831.45 : x
  2. Step 2: Convert to fraction form
    675,761.16/932,537.96 = 369,831.45/x
  3. Step 3: Cross multiply
    675,761.16x = 932,537.96 × 369,831.45
  4. Step 4: Simplify right side
    675,761.16x = 344,881,864,077.69
  5. Step 5: Solve for x
    x = 344,881,864,077.69/675,761.16
  6. Step 6: Final answer
    x = 510,360.59

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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.