Home / 477,348.78-658,758.23-262,505.19

Finding the Fourth Proportional to 477,348.78, 658,758.23 and 262,505.19

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Solution

The fourth proportional to 477,348.78, 658,758.23 and 262,505.19 is: 362,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,348.78 : 658,758.23 = 262,505.19 : x
  2. Step 2: Convert to fraction form
    477,348.78/658,758.23 = 262,505.19/x
  3. Step 3: Cross multiply
    477,348.78x = 658,758.23 × 262,505.19
  4. Step 4: Simplify right side
    477,348.78x = 172,927,454,330.21
  5. Step 5: Solve for x
    x = 172,927,454,330.21/477,348.78
  6. Step 6: Final answer
    x = 362,266.46

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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.