Home / 374,139.32-516,482.24-238,359.48

Finding the Fourth Proportional to 374,139.32, 516,482.24 and 238,359.48

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Solution

The fourth proportional to 374,139.32, 516,482.24 and 238,359.48 is: 329,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,139.32 : 516,482.24 = 238,359.48 : x
  2. Step 2: Convert to fraction form
    374,139.32/516,482.24 = 238,359.48/x
  3. Step 3: Cross multiply
    374,139.32x = 516,482.24 × 238,359.48
  4. Step 4: Simplify right side
    374,139.32x = 123,108,438,155.64
  5. Step 5: Solve for x
    x = 123,108,438,155.64/374,139.32
  6. Step 6: Final answer
    x = 329,044.37

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1.5x scale

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.