Home / 942,407.88-1,300,424.45-534,379.29

Finding the Fourth Proportional to 942,407.88, 1,300,424.45 and 534,379.29

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Solution

The fourth proportional to 942,407.88, 1,300,424.45 and 534,379.29 is: 737,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,407.88 : 1,300,424.45 = 534,379.29 : x
  2. Step 2: Convert to fraction form
    942,407.88/1,300,424.45 = 534,379.29/x
  3. Step 3: Cross multiply
    942,407.88x = 1,300,424.45 × 534,379.29
  4. Step 4: Simplify right side
    942,407.88x = 694,919,894,289.64
  5. Step 5: Solve for x
    x = 694,919,894,289.64/942,407.88
  6. Step 6: Final answer
    x = 737,387.61

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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.