Home / 891,570.24-1,337,350.65-217,655.10

Finding the Fourth Proportional to 891,570.24, 1,337,350.65 and 217,655.10

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Solution

The fourth proportional to 891,570.24, 1,337,350.65 and 217,655.10 is: 326,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,570.24 : 1,337,350.65 = 217,655.10 : x
  2. Step 2: Convert to fraction form
    891,570.24/1,337,350.65 = 217,655.10/x
  3. Step 3: Cross multiply
    891,570.24x = 1,337,350.65 × 217,655.10
  4. Step 4: Simplify right side
    891,570.24x = 291,081,189,460.82
  5. Step 5: Solve for x
    x = 291,081,189,460.82/891,570.24
  6. Step 6: Final answer
    x = 326,481.50

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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.