Home / 924,521.69-1,275,815.50-516,626.89

Finding the Fourth Proportional to 924,521.69, 1,275,815.50 and 516,626.89

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Solution

The fourth proportional to 924,521.69, 1,275,815.50 and 516,626.89 is: 712,931.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,521.69 : 1,275,815.50 = 516,626.89 : x
  2. Step 2: Convert to fraction form
    924,521.69/1,275,815.50 = 516,626.89/x
  3. Step 3: Cross multiply
    924,521.69x = 1,275,815.50 × 516,626.89
  4. Step 4: Simplify right side
    924,521.69x = 659,120,593,978.80
  5. Step 5: Solve for x
    x = 659,120,593,978.80/924,521.69
  6. Step 6: Final answer
    x = 712,931.46

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1.5x scale

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.