Home / 404,535.30-558,261.09-223,251.90

Finding the Fourth Proportional to 404,535.30, 558,261.09 and 223,251.90

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Solution

The fourth proportional to 404,535.30, 558,261.09 and 223,251.90 is: 308,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,535.30 : 558,261.09 = 223,251.90 : x
  2. Step 2: Convert to fraction form
    404,535.30/558,261.09 = 223,251.90/x
  3. Step 3: Cross multiply
    404,535.30x = 558,261.09 × 223,251.90
  4. Step 4: Simplify right side
    404,535.30x = 124,632,849,038.57
  5. Step 5: Solve for x
    x = 124,632,849,038.57/404,535.30
  6. Step 6: Final answer
    x = 308,088.93

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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.