Home / 307,192.41-460,426.61-138,515.24

Finding the Fourth Proportional to 307,192.41, 460,426.61 and 138,515.24

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Solution

The fourth proportional to 307,192.41, 460,426.61 and 138,515.24 is: 207,609.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,192.41 : 460,426.61 = 138,515.24 : x
  2. Step 2: Convert to fraction form
    307,192.41/460,426.61 = 138,515.24/x
  3. Step 3: Cross multiply
    307,192.41x = 460,426.61 × 138,515.24
  4. Step 4: Simplify right side
    307,192.41x = 63,776,101,693.96
  5. Step 5: Solve for x
    x = 63,776,101,693.96/307,192.41
  6. Step 6: Final answer
    x = 207,609.63

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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.