Home / 360,262.28-497,171.32-199,119.87

Finding the Fourth Proportional to 360,262.28, 497,171.32 and 199,119.87

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Solution

The fourth proportional to 360,262.28, 497,171.32 and 199,119.87 is: 274,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,262.28 : 497,171.32 = 199,119.87 : x
  2. Step 2: Convert to fraction form
    360,262.28/497,171.32 = 199,119.87/x
  3. Step 3: Cross multiply
    360,262.28x = 497,171.32 × 199,119.87
  4. Step 4: Simplify right side
    360,262.28x = 98,996,688,108.33
  5. Step 5: Solve for x
    x = 98,996,688,108.33/360,262.28
  6. Step 6: Final answer
    x = 274,790.60

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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.