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Finding the Fourth Proportional to 652,127.68, 899,973.28 and 365,633.92

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Solution

The fourth proportional to 652,127.68, 899,973.28 and 365,633.92 is: 504,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,127.68 : 899,973.28 = 365,633.92 : x
  2. Step 2: Convert to fraction form
    652,127.68/899,973.28 = 365,633.92/x
  3. Step 3: Cross multiply
    652,127.68x = 899,973.28 × 365,633.92
  4. Step 4: Simplify right side
    652,127.68x = 329,060,758,261.66
  5. Step 5: Solve for x
    x = 329,060,758,261.66/652,127.68
  6. Step 6: Final answer
    x = 504,595.60

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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.