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Finding the Fourth Proportional to 427,974.48, 590,535.24 and 246,693.84

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Solution

The fourth proportional to 427,974.48, 590,535.24 and 246,693.84 is: 340,397.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,974.48 : 590,535.24 = 246,693.84 : x
  2. Step 2: Convert to fraction form
    427,974.48/590,535.24 = 246,693.84/x
  3. Step 3: Cross multiply
    427,974.48x = 590,535.24 × 246,693.84
  4. Step 4: Simplify right side
    427,974.48x = 145,681,406,010.92
  5. Step 5: Solve for x
    x = 145,681,406,010.92/427,974.48
  6. Step 6: Final answer
    x = 340,397.41

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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.