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Finding the Fourth Proportional to 714,601.36, 986,197.71 and 472,467.61

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Solution

The fourth proportional to 714,601.36, 986,197.71 and 472,467.61 is: 652,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,601.36 : 986,197.71 = 472,467.61 : x
  2. Step 2: Convert to fraction form
    714,601.36/986,197.71 = 472,467.61/x
  3. Step 3: Cross multiply
    714,601.36x = 986,197.71 × 472,467.61
  4. Step 4: Simplify right side
    714,601.36x = 465,946,475,031.17
  5. Step 5: Solve for x
    x = 465,946,475,031.17/714,601.36
  6. Step 6: Final answer
    x = 652,036.93

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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.