Home / 717,374.70-1,074,880.98-501,255.36

Finding the Fourth Proportional to 717,374.70, 1,074,880.98 and 501,255.36

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Solution

The fourth proportional to 717,374.70, 1,074,880.98 and 501,255.36 is: 751,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,374.70 : 1,074,880.98 = 501,255.36 : x
  2. Step 2: Convert to fraction form
    717,374.70/1,074,880.98 = 501,255.36/x
  3. Step 3: Cross multiply
    717,374.70x = 1,074,880.98 × 501,255.36
  4. Step 4: Simplify right side
    717,374.70x = 538,789,852,587.05
  5. Step 5: Solve for x
    x = 538,789,852,587.05/717,374.70
  6. Step 6: Final answer
    x = 751,057.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.