Home / 372,988.40-559,486.44-298,581.49

Finding the Fourth Proportional to 372,988.40, 559,486.44 and 298,581.49

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Solution

The fourth proportional to 372,988.40, 559,486.44 and 298,581.49 is: 447,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,988.40 : 559,486.44 = 298,581.49 : x
  2. Step 2: Convert to fraction form
    372,988.40/559,486.44 = 298,581.49/x
  3. Step 3: Cross multiply
    372,988.40x = 559,486.44 × 298,581.49
  4. Step 4: Simplify right side
    372,988.40x = 167,052,295,589.35
  5. Step 5: Solve for x
    x = 167,052,295,589.35/372,988.40
  6. Step 6: Final answer
    x = 447,875.32

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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.