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Finding the Fourth Proportional to 581,044.64, 871,617.22 and 160,320.48

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Solution

The fourth proportional to 581,044.64, 871,617.22 and 160,320.48 is: 240,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,044.64 : 871,617.22 = 160,320.48 : x
  2. Step 2: Convert to fraction form
    581,044.64/871,617.22 = 160,320.48/x
  3. Step 3: Cross multiply
    581,044.64x = 871,617.22 × 160,320.48
  4. Step 4: Simplify right side
    581,044.64x = 139,738,091,086.67
  5. Step 5: Solve for x
    x = 139,738,091,086.67/581,044.64
  6. Step 6: Final answer
    x = 240,494.59

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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.