Home / 307,520.30-461,264.04-82,877.13

Finding the Fourth Proportional to 307,520.30, 461,264.04 and 82,877.13

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Solution

The fourth proportional to 307,520.30, 461,264.04 and 82,877.13 is: 124,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,520.30 : 461,264.04 = 82,877.13 : x
  2. Step 2: Convert to fraction form
    307,520.30/461,264.04 = 82,877.13/x
  3. Step 3: Cross multiply
    307,520.30x = 461,264.04 × 82,877.13
  4. Step 4: Simplify right side
    307,520.30x = 38,228,239,807.41
  5. Step 5: Solve for x
    x = 38,228,239,807.41/307,520.30
  6. Step 6: Final answer
    x = 124,311.27

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1.5x scale

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.