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Finding the Fourth Proportional to 581,063.58, 871,645.59 and 160,339.46

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Solution

The fourth proportional to 581,063.58, 871,645.59 and 160,339.46 is: 240,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,063.58 : 871,645.59 = 160,339.46 : x
  2. Step 2: Convert to fraction form
    581,063.58/871,645.59 = 160,339.46/x
  3. Step 3: Cross multiply
    581,063.58x = 871,645.59 × 160,339.46
  4. Step 4: Simplify right side
    581,063.58x = 139,759,178,853.75
  5. Step 5: Solve for x
    x = 139,759,178,853.75/581,063.58
  6. Step 6: Final answer
    x = 240,523.04

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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.