Home / 377,955.12-565,513.16-231,377.20

Finding the Fourth Proportional to 377,955.12, 565,513.16 and 231,377.20

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Solution

The fourth proportional to 377,955.12, 565,513.16 and 231,377.20 is: 346,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,955.12 : 565,513.16 = 231,377.20 : x
  2. Step 2: Convert to fraction form
    377,955.12/565,513.16 = 231,377.20/x
  3. Step 3: Cross multiply
    377,955.12x = 565,513.16 × 231,377.20
  4. Step 4: Simplify right side
    377,955.12x = 130,846,851,523.95
  5. Step 5: Solve for x
    x = 130,846,851,523.95/377,955.12
  6. Step 6: Final answer
    x = 346,196.80

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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.