Home / 743,642.00-1,026,539.91-502,251.54

Finding the Fourth Proportional to 743,642.00, 1,026,539.91 and 502,251.54

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Solution

The fourth proportional to 743,642.00, 1,026,539.91 and 502,251.54 is: 693,319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,642.00 : 1,026,539.91 = 502,251.54 : x
  2. Step 2: Convert to fraction form
    743,642.00/1,026,539.91 = 502,251.54/x
  3. Step 3: Cross multiply
    743,642.00x = 1,026,539.91 × 502,251.54
  4. Step 4: Simplify right side
    743,642.00x = 515,581,245,406.85
  5. Step 5: Solve for x
    x = 515,581,245,406.85/743,642.00
  6. Step 6: Final answer
    x = 693,319.16

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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.