Home / 372,406.20-558,609.30-123,088.20

Finding the Fourth Proportional to 372,406.20, 558,609.30 and 123,088.20

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Solution

The fourth proportional to 372,406.20, 558,609.30 and 123,088.20 is: 184,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,406.20 : 558,609.30 = 123,088.20 : x
  2. Step 2: Convert to fraction form
    372,406.20/558,609.30 = 123,088.20/x
  3. Step 3: Cross multiply
    372,406.20x = 558,609.30 × 123,088.20
  4. Step 4: Simplify right side
    372,406.20x = 68,758,213,240.26
  5. Step 5: Solve for x
    x = 68,758,213,240.26/372,406.20
  6. Step 6: Final answer
    x = 184,632.30

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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.