Home / 739,895.79-1,109,419.77-227,427.47

Finding the Fourth Proportional to 739,895.79, 1,109,419.77 and 227,427.47

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Solution

The fourth proportional to 739,895.79, 1,109,419.77 and 227,427.47 is: 341,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,895.79 : 1,109,419.77 = 227,427.47 : x
  2. Step 2: Convert to fraction form
    739,895.79/1,109,419.77 = 227,427.47/x
  3. Step 3: Cross multiply
    739,895.79x = 1,109,419.77 × 227,427.47
  4. Step 4: Simplify right side
    739,895.79x = 252,312,534,045.40
  5. Step 5: Solve for x
    x = 252,312,534,045.40/739,895.79
  6. Step 6: Final answer
    x = 341,010.91

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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.