Home / 913,581.63-1,260,452.76-531,534.60

Finding the Fourth Proportional to 913,581.63, 1,260,452.76 and 531,534.60

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Solution

The fourth proportional to 913,581.63, 1,260,452.76 and 531,534.60 is: 733,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,581.63 : 1,260,452.76 = 531,534.60 : x
  2. Step 2: Convert to fraction form
    913,581.63/1,260,452.76 = 531,534.60/x
  3. Step 3: Cross multiply
    913,581.63x = 1,260,452.76 × 531,534.60
  4. Step 4: Simplify right side
    913,581.63x = 669,974,253,605.50
  5. Step 5: Solve for x
    x = 669,974,253,605.50/913,581.63
  6. Step 6: Final answer
    x = 733,349.09

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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.