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Finding the Fourth Proportional to 546,702.22, 819,337.69 and 293,686.98

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Solution

The fourth proportional to 546,702.22, 819,337.69 and 293,686.98 is: 440,146.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,702.22 : 819,337.69 = 293,686.98 : x
  2. Step 2: Convert to fraction form
    546,702.22/819,337.69 = 293,686.98/x
  3. Step 3: Cross multiply
    546,702.22x = 819,337.69 × 293,686.98
  4. Step 4: Simplify right side
    546,702.22x = 240,628,811,776.28
  5. Step 5: Solve for x
    x = 240,628,811,776.28/546,702.22
  6. Step 6: Final answer
    x = 440,146.03

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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.