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Finding the Fourth Proportional to 403,750.20, 605,576.70 and 167,068.20

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Solution

The fourth proportional to 403,750.20, 605,576.70 and 167,068.20 is: 250,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,750.20 : 605,576.70 = 167,068.20 : x
  2. Step 2: Convert to fraction form
    403,750.20/605,576.70 = 167,068.20/x
  3. Step 3: Cross multiply
    403,750.20x = 605,576.70 × 167,068.20
  4. Step 4: Simplify right side
    403,750.20x = 101,172,609,230.94
  5. Step 5: Solve for x
    x = 101,172,609,230.94/403,750.20
  6. Step 6: Final answer
    x = 250,582.19

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1.5x scale

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.