Home / 747,276.82-1,031,264.76-425,033.32

Finding the Fourth Proportional to 747,276.82, 1,031,264.76 and 425,033.32

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Solution

The fourth proportional to 747,276.82, 1,031,264.76 and 425,033.32 is: 586,558.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,276.82 : 1,031,264.76 = 425,033.32 : x
  2. Step 2: Convert to fraction form
    747,276.82/1,031,264.76 = 425,033.32/x
  3. Step 3: Cross multiply
    747,276.82x = 1,031,264.76 × 425,033.32
  4. Step 4: Simplify right side
    747,276.82x = 438,321,884,741.80
  5. Step 5: Solve for x
    x = 438,321,884,741.80/747,276.82
  6. Step 6: Final answer
    x = 586,558.92

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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.