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Finding the Fourth Proportional to 581,482.72, 872,224.08 and 182,126.80

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Solution

The fourth proportional to 581,482.72, 872,224.08 and 182,126.80 is: 273,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,482.72 : 872,224.08 = 182,126.80 : x
  2. Step 2: Convert to fraction form
    581,482.72/872,224.08 = 182,126.80/x
  3. Step 3: Cross multiply
    581,482.72x = 872,224.08 × 182,126.80
  4. Step 4: Simplify right side
    581,482.72x = 158,855,380,573.34
  5. Step 5: Solve for x
    x = 158,855,380,573.34/581,482.72
  6. Step 6: Final answer
    x = 273,190.20

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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.