Home / 733,781.45-1,100,781.53-260,427.17

Finding the Fourth Proportional to 733,781.45, 1,100,781.53 and 260,427.17

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Solution

The fourth proportional to 733,781.45, 1,100,781.53 and 260,427.17 is: 390,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,781.45 : 1,100,781.53 = 260,427.17 : x
  2. Step 2: Convert to fraction form
    733,781.45/1,100,781.53 = 260,427.17/x
  3. Step 3: Cross multiply
    733,781.45x = 1,100,781.53 × 260,427.17
  4. Step 4: Simplify right side
    733,781.45x = 286,673,418,646.17
  5. Step 5: Solve for x
    x = 286,673,418,646.17/733,781.45
  6. Step 6: Final answer
    x = 390,679.57

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Double scale
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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.