Home / 831,622.46-1,147,377.03-508,996.22

Finding the Fourth Proportional to 831,622.46, 1,147,377.03 and 508,996.22

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Solution

The fourth proportional to 831,622.46, 1,147,377.03 and 508,996.22 is: 702,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,622.46 : 1,147,377.03 = 508,996.22 : x
  2. Step 2: Convert to fraction form
    831,622.46/1,147,377.03 = 508,996.22/x
  3. Step 3: Cross multiply
    831,622.46x = 1,147,377.03 × 508,996.22
  4. Step 4: Simplify right side
    831,622.46x = 584,010,568,639.85
  5. Step 5: Solve for x
    x = 584,010,568,639.85/831,622.46
  6. Step 6: Final answer
    x = 702,254.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.