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Finding the Fourth Proportional to 372,714.77, 514,332.35 and 227,762.93

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Solution

The fourth proportional to 372,714.77, 514,332.35 and 227,762.93 is: 314,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,714.77 : 514,332.35 = 227,762.93 : x
  2. Step 2: Convert to fraction form
    372,714.77/514,332.35 = 227,762.93/x
  3. Step 3: Cross multiply
    372,714.77x = 514,332.35 × 227,762.93
  4. Step 4: Simplify right side
    372,714.77x = 117,145,843,176.80
  5. Step 5: Solve for x
    x = 117,145,843,176.80/372,714.77
  6. Step 6: Final answer
    x = 314,304.27

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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.