Home / 717,144.72-1,077,553.08-541,307.76

Finding the Fourth Proportional to 717,144.72, 1,077,553.08 and 541,307.76

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Solution

The fourth proportional to 717,144.72, 1,077,553.08 and 541,307.76 is: 813,347.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,144.72 : 1,077,553.08 = 541,307.76 : x
  2. Step 2: Convert to fraction form
    717,144.72/1,077,553.08 = 541,307.76/x
  3. Step 3: Cross multiply
    717,144.72x = 1,077,553.08 × 541,307.76
  4. Step 4: Simplify right side
    717,144.72x = 583,287,844,015.90
  5. Step 5: Solve for x
    x = 583,287,844,015.90/717,144.72
  6. Step 6: Final answer
    x = 813,347.47

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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.