Home / 1,005,658.82-1,387,789.02-546,782.48

Finding the Fourth Proportional to 1,005,658.82, 1,387,789.02 and 546,782.48

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Solution

The fourth proportional to 1,005,658.82, 1,387,789.02 and 546,782.48 is: 754,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,658.82 : 1,387,789.02 = 546,782.48 : x
  2. Step 2: Convert to fraction form
    1,005,658.82/1,387,789.02 = 546,782.48/x
  3. Step 3: Cross multiply
    1,005,658.82x = 1,387,789.02 × 546,782.48
  4. Step 4: Simplify right side
    1,005,658.82x = 758,818,715,133.43
  5. Step 5: Solve for x
    x = 758,818,715,133.43/1,005,658.82
  6. Step 6: Final answer
    x = 754,548.86

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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.