Home / 755,415.49-1,042,548.68-564,096.73

Finding the Fourth Proportional to 755,415.49, 1,042,548.68 and 564,096.73

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Solution

The fourth proportional to 755,415.49, 1,042,548.68 and 564,096.73 is: 778,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,415.49 : 1,042,548.68 = 564,096.73 : x
  2. Step 2: Convert to fraction form
    755,415.49/1,042,548.68 = 564,096.73/x
  3. Step 3: Cross multiply
    755,415.49x = 1,042,548.68 × 564,096.73
  4. Step 4: Simplify right side
    755,415.49x = 588,098,301,253.82
  5. Step 5: Solve for x
    x = 588,098,301,253.82/755,415.49
  6. Step 6: Final answer
    x = 778,509.72

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Double scale
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1.5x scale

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.