Home / 360,966.16-498,139.19-197,619.93

Finding the Fourth Proportional to 360,966.16, 498,139.19 and 197,619.93

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Solution

The fourth proportional to 360,966.16, 498,139.19 and 197,619.93 is: 272,718.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,966.16 : 498,139.19 = 197,619.93 : x
  2. Step 2: Convert to fraction form
    360,966.16/498,139.19 = 197,619.93/x
  3. Step 3: Cross multiply
    360,966.16x = 498,139.19 × 197,619.93
  4. Step 4: Simplify right side
    360,966.16x = 98,442,229,870.86
  5. Step 5: Solve for x
    x = 98,442,229,870.86/360,966.16
  6. Step 6: Final answer
    x = 272,718.72

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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.