Home / 914,465.38-1,371,476.54-381,697.60

Finding the Fourth Proportional to 914,465.38, 1,371,476.54 and 381,697.60

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Solution

The fourth proportional to 914,465.38, 1,371,476.54 and 381,697.60 is: 572,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,465.38 : 1,371,476.54 = 381,697.60 : x
  2. Step 2: Convert to fraction form
    914,465.38/1,371,476.54 = 381,697.60/x
  3. Step 3: Cross multiply
    914,465.38x = 1,371,476.54 × 381,697.60
  4. Step 4: Simplify right side
    914,465.38x = 523,489,303,774.30
  5. Step 5: Solve for x
    x = 523,489,303,774.30/914,465.38
  6. Step 6: Final answer
    x = 572,453.93

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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.