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Finding the Fourth Proportional to 375,047.76, 517,566.48 and 205,292.64

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Solution

The fourth proportional to 375,047.76, 517,566.48 and 205,292.64 is: 283,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,047.76 : 517,566.48 = 205,292.64 : x
  2. Step 2: Convert to fraction form
    375,047.76/517,566.48 = 205,292.64/x
  3. Step 3: Cross multiply
    375,047.76x = 517,566.48 × 205,292.64
  4. Step 4: Simplify right side
    375,047.76x = 106,252,589,054.71
  5. Step 5: Solve for x
    x = 106,252,589,054.71/375,047.76
  6. Step 6: Final answer
    x = 283,304.16

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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.