Home / 783,048.20-1,175,447.10-731,653.70

Finding the Fourth Proportional to 783,048.20, 1,175,447.10 and 731,653.70

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Solution

The fourth proportional to 783,048.20, 1,175,447.10 and 731,653.70 is: 1,098,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,048.20 : 1,175,447.10 = 731,653.70 : x
  2. Step 2: Convert to fraction form
    783,048.20/1,175,447.10 = 731,653.70/x
  3. Step 3: Cross multiply
    783,048.20x = 1,175,447.10 × 731,653.70
  4. Step 4: Simplify right side
    783,048.20x = 860,020,219,869.27
  5. Step 5: Solve for x
    x = 860,020,219,869.27/783,048.20
  6. Step 6: Final answer
    x = 1,098,297.93

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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.