Home / 962,074.72-1,442,685.48-512,711.83

Finding the Fourth Proportional to 962,074.72, 1,442,685.48 and 512,711.83

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Solution

The fourth proportional to 962,074.72, 1,442,685.48 and 512,711.83 is: 768,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,074.72 : 1,442,685.48 = 512,711.83 : x
  2. Step 2: Convert to fraction form
    962,074.72/1,442,685.48 = 512,711.83/x
  3. Step 3: Cross multiply
    962,074.72x = 1,442,685.48 × 512,711.83
  4. Step 4: Simplify right side
    962,074.72x = 739,681,912,565.23
  5. Step 5: Solve for x
    x = 739,681,912,565.23/962,074.72
  6. Step 6: Final answer
    x = 768,840.40

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1.5x scale

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.