Home / 753,058.31-1,129,626.92-573,425.48

Finding the Fourth Proportional to 753,058.31, 1,129,626.92 and 573,425.48

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Solution

The fourth proportional to 753,058.31, 1,129,626.92 and 573,425.48 is: 860,168.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,058.31 : 1,129,626.92 = 573,425.48 : x
  2. Step 2: Convert to fraction form
    753,058.31/1,129,626.92 = 573,425.48/x
  3. Step 3: Cross multiply
    753,058.31x = 1,129,626.92 × 573,425.48
  4. Step 4: Simplify right side
    753,058.31x = 647,756,854,810.22
  5. Step 5: Solve for x
    x = 647,756,854,810.22/753,058.31
  6. Step 6: Final answer
    x = 860,168.26

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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.