Home / 438,091.30-604,572.96-247,108.49

Finding the Fourth Proportional to 438,091.30, 604,572.96 and 247,108.49

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Solution

The fourth proportional to 438,091.30, 604,572.96 and 247,108.49 is: 341,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,091.30 : 604,572.96 = 247,108.49 : x
  2. Step 2: Convert to fraction form
    438,091.30/604,572.96 = 247,108.49/x
  3. Step 3: Cross multiply
    438,091.30x = 604,572.96 × 247,108.49
  4. Step 4: Simplify right side
    438,091.30x = 149,395,111,240.43
  5. Step 5: Solve for x
    x = 149,395,111,240.43/438,091.30
  6. Step 6: Final answer
    x = 341,013.65

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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.