Home / 400,294.48-552,215.52-247,277.62

Finding the Fourth Proportional to 400,294.48, 552,215.52 and 247,277.62

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Solution

The fourth proportional to 400,294.48, 552,215.52 and 247,277.62 is: 341,125.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,294.48 : 552,215.52 = 247,277.62 : x
  2. Step 2: Convert to fraction form
    400,294.48/552,215.52 = 247,277.62/x
  3. Step 3: Cross multiply
    400,294.48x = 552,215.52 × 247,277.62
  4. Step 4: Simplify right side
    400,294.48x = 136,550,539,512.66
  5. Step 5: Solve for x
    x = 136,550,539,512.66/400,294.48
  6. Step 6: Final answer
    x = 341,125.21

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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.