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Finding the Fourth Proportional to 563,962.86, 845,994.15 and 159,158.66

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Solution

The fourth proportional to 563,962.86, 845,994.15 and 159,158.66 is: 238,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,962.86 : 845,994.15 = 159,158.66 : x
  2. Step 2: Convert to fraction form
    563,962.86/845,994.15 = 159,158.66/x
  3. Step 3: Cross multiply
    563,962.86x = 845,994.15 × 159,158.66
  4. Step 4: Simplify right side
    563,962.86x = 134,647,291,051.87
  5. Step 5: Solve for x
    x = 134,647,291,051.87/563,962.86
  6. Step 6: Final answer
    x = 238,752.05

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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.