Home / 1,005,262.57-1,387,276.40-546,377.00

Finding the Fourth Proportional to 1,005,262.57, 1,387,276.40 and 546,377.00

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Solution

The fourth proportional to 1,005,262.57, 1,387,276.40 and 546,377.00 is: 754,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,262.57 : 1,387,276.40 = 546,377.00 : x
  2. Step 2: Convert to fraction form
    1,005,262.57/1,387,276.40 = 546,377.00/x
  3. Step 3: Cross multiply
    1,005,262.57x = 1,387,276.40 × 546,377.00
  4. Step 4: Simplify right side
    1,005,262.57x = 757,975,912,032.36
  5. Step 5: Solve for x
    x = 757,975,912,032.36/1,005,262.57
  6. Step 6: Final answer
    x = 754,007.89

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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.