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Finding the Fourth Proportional to 577,875.65, 797,425.02 and 323,177.63

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Solution

The fourth proportional to 577,875.65, 797,425.02 and 323,177.63 is: 445,960.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,875.65 : 797,425.02 = 323,177.63 : x
  2. Step 2: Convert to fraction form
    577,875.65/797,425.02 = 323,177.63/x
  3. Step 3: Cross multiply
    577,875.65x = 797,425.02 × 323,177.63
  4. Step 4: Simplify right side
    577,875.65x = 257,709,928,066.30
  5. Step 5: Solve for x
    x = 257,709,928,066.30/577,875.65
  6. Step 6: Final answer
    x = 445,960.87

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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.