Home / 784,031.69-1,175,907.24-207,658.91

Finding the Fourth Proportional to 784,031.69, 1,175,907.24 and 207,658.91

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Solution

The fourth proportional to 784,031.69, 1,175,907.24 and 207,658.91 is: 311,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,031.69 : 1,175,907.24 = 207,658.91 : x
  2. Step 2: Convert to fraction form
    784,031.69/1,175,907.24 = 207,658.91/x
  3. Step 3: Cross multiply
    784,031.69x = 1,175,907.24 × 207,658.91
  4. Step 4: Simplify right side
    784,031.69x = 244,187,609,839.97
  5. Step 5: Solve for x
    x = 244,187,609,839.97/784,031.69
  6. Step 6: Final answer
    x = 311,451.20

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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.