Home / 783,470.57-1,175,206.24-517,168.84

Finding the Fourth Proportional to 783,470.57, 1,175,206.24 and 517,168.84

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Solution

The fourth proportional to 783,470.57, 1,175,206.24 and 517,168.84 is: 775,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,470.57 : 1,175,206.24 = 517,168.84 : x
  2. Step 2: Convert to fraction form
    783,470.57/1,175,206.24 = 517,168.84/x
  3. Step 3: Cross multiply
    783,470.57x = 1,175,206.24 × 517,168.84
  4. Step 4: Simplify right side
    783,470.57x = 607,780,045,315.72
  5. Step 5: Solve for x
    x = 607,780,045,315.72/783,470.57
  6. Step 6: Final answer
    x = 775,753.52

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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.