Home / 438,552.13-605,219.33-247,572.13

Finding the Fourth Proportional to 438,552.13, 605,219.33 and 247,572.13

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Solution

The fourth proportional to 438,552.13, 605,219.33 and 247,572.13 is: 341,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,552.13 : 605,219.33 = 247,572.13 : x
  2. Step 2: Convert to fraction form
    438,552.13/605,219.33 = 247,572.13/x
  3. Step 3: Cross multiply
    438,552.13x = 605,219.33 × 247,572.13
  4. Step 4: Simplify right side
    438,552.13x = 149,835,438,645.27
  5. Step 5: Solve for x
    x = 149,835,438,645.27/438,552.13
  6. Step 6: Final answer
    x = 341,659.36

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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.