Home / 401,641.24-554,265.18-222,793.24

Finding the Fourth Proportional to 401,641.24, 554,265.18 and 222,793.24

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Solution

The fourth proportional to 401,641.24, 554,265.18 and 222,793.24 is: 307,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,641.24 : 554,265.18 = 222,793.24 : x
  2. Step 2: Convert to fraction form
    401,641.24/554,265.18 = 222,793.24/x
  3. Step 3: Cross multiply
    401,641.24x = 554,265.18 × 222,793.24
  4. Step 4: Simplify right side
    401,641.24x = 123,486,535,271.38
  5. Step 5: Solve for x
    x = 123,486,535,271.38/401,641.24
  6. Step 6: Final answer
    x = 307,454.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.