Home / 887,615.55-1,331,423.33-710,468.55

Finding the Fourth Proportional to 887,615.55, 1,331,423.33 and 710,468.55

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Solution

The fourth proportional to 887,615.55, 1,331,423.33 and 710,468.55 is: 1,065,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,615.55 : 1,331,423.33 = 710,468.55 : x
  2. Step 2: Convert to fraction form
    887,615.55/1,331,423.33 = 710,468.55/x
  3. Step 3: Cross multiply
    887,615.55x = 1,331,423.33 × 710,468.55
  4. Step 4: Simplify right side
    887,615.55x = 945,934,399,148.93
  5. Step 5: Solve for x
    x = 945,934,399,148.93/887,615.55
  6. Step 6: Final answer
    x = 1,065,702.83

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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.