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Finding the Fourth Proportional to 537,311.92, 736,775.12 and 523,315.12

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Solution

The fourth proportional to 537,311.92, 736,775.12 and 523,315.12 is: 717,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,311.92 : 736,775.12 = 523,315.12 : x
  2. Step 2: Convert to fraction form
    537,311.92/736,775.12 = 523,315.12/x
  3. Step 3: Cross multiply
    537,311.92x = 736,775.12 × 523,315.12
  4. Step 4: Simplify right side
    537,311.92x = 385,565,560,335.81
  5. Step 5: Solve for x
    x = 385,565,560,335.81/537,311.92
  6. Step 6: Final answer
    x = 717,582.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.