Home / 960,940.63-1,442,280.27-512,040.65

Finding the Fourth Proportional to 960,940.63, 1,442,280.27 and 512,040.65

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Solution

The fourth proportional to 960,940.63, 1,442,280.27 and 512,040.65 is: 768,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,940.63 : 1,442,280.27 = 512,040.65 : x
  2. Step 2: Convert to fraction form
    960,940.63/1,442,280.27 = 512,040.65/x
  3. Step 3: Cross multiply
    960,940.63x = 1,442,280.27 × 512,040.65
  4. Step 4: Simplify right side
    960,940.63x = 738,506,126,932.98
  5. Step 5: Solve for x
    x = 738,506,126,932.98/960,940.63
  6. Step 6: Final answer
    x = 768,524.20

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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.