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Finding the Fourth Proportional to 564,635.04, 847,303.68 and 351,820.80

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Solution

The fourth proportional to 564,635.04, 847,303.68 and 351,820.80 is: 527,949.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,635.04 : 847,303.68 = 351,820.80 : x
  2. Step 2: Convert to fraction form
    564,635.04/847,303.68 = 351,820.80/x
  3. Step 3: Cross multiply
    564,635.04x = 847,303.68 × 351,820.80
  4. Step 4: Simplify right side
    564,635.04x = 298,099,058,540.54
  5. Step 5: Solve for x
    x = 298,099,058,540.54/564,635.04
  6. Step 6: Final answer
    x = 527,949.98

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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.