Home / 477,189.70-658,534.35-262,335.17

Finding the Fourth Proportional to 477,189.70, 658,534.35 and 262,335.17

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Solution

The fourth proportional to 477,189.70, 658,534.35 and 262,335.17 is: 362,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,189.70 : 658,534.35 = 262,335.17 : x
  2. Step 2: Convert to fraction form
    477,189.70/658,534.35 = 262,335.17/x
  3. Step 3: Cross multiply
    477,189.70x = 658,534.35 × 262,335.17
  4. Step 4: Simplify right side
    477,189.70x = 172,756,723,288.18
  5. Step 5: Solve for x
    x = 172,756,723,288.18/477,189.70
  6. Step 6: Final answer
    x = 362,029.45

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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.