Home / 955,381.56-1,433,150.40-272,321

Finding the Fourth Proportional to 955,381.56, 1,433,150.40 and 272,321

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Solution

The fourth proportional to 955,381.56, 1,433,150.40 and 272,321 is: 408,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,381.56 : 1,433,150.40 = 272,321 : x
  2. Step 2: Convert to fraction form
    955,381.56/1,433,150.40 = 272,321/x
  3. Step 3: Cross multiply
    955,381.56x = 1,433,150.40 × 272,321
  4. Step 4: Simplify right side
    955,381.56x = 390,276,950,078.40
  5. Step 5: Solve for x
    x = 390,276,950,078.40/955,381.56
  6. Step 6: Final answer
    x = 408,503.75

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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.