Home / 648,253.96-972,815.82-227,531.08

Finding the Fourth Proportional to 648,253.96, 972,815.82 and 227,531.08

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Solution

The fourth proportional to 648,253.96, 972,815.82 and 227,531.08 is: 341,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,253.96 : 972,815.82 = 227,531.08 : x
  2. Step 2: Convert to fraction form
    648,253.96/972,815.82 = 227,531.08/x
  3. Step 3: Cross multiply
    648,253.96x = 972,815.82 × 227,531.08
  4. Step 4: Simplify right side
    648,253.96x = 221,345,834,165.69
  5. Step 5: Solve for x
    x = 221,345,834,165.69/648,253.96
  6. Step 6: Final answer
    x = 341,449.26

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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.