Home / 360,965.19-498,132.11-197,632.28

Finding the Fourth Proportional to 360,965.19, 498,132.11 and 197,632.28

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Solution

The fourth proportional to 360,965.19, 498,132.11 and 197,632.28 is: 272,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,965.19 : 498,132.11 = 197,632.28 : x
  2. Step 2: Convert to fraction form
    360,965.19/498,132.11 = 197,632.28/x
  3. Step 3: Cross multiply
    360,965.19x = 498,132.11 × 197,632.28
  4. Step 4: Simplify right side
    360,965.19x = 98,446,984,640.51
  5. Step 5: Solve for x
    x = 98,446,984,640.51/360,965.19
  6. Step 6: Final answer
    x = 272,732.63

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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.