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Finding the Fourth Proportional to 564,392.88, 845,921.88 and 248,188.32

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Solution

The fourth proportional to 564,392.88, 845,921.88 and 248,188.32 is: 371,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,392.88 : 845,921.88 = 248,188.32 : x
  2. Step 2: Convert to fraction form
    564,392.88/845,921.88 = 248,188.32/x
  3. Step 3: Cross multiply
    564,392.88x = 845,921.88 × 248,188.32
  4. Step 4: Simplify right side
    564,392.88x = 209,947,930,248.44
  5. Step 5: Solve for x
    x = 209,947,930,248.44/564,392.88
  6. Step 6: Final answer
    x = 371,988.98

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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.