Home / 361,055.48-498,264.28-197,718.84

Finding the Fourth Proportional to 361,055.48, 498,264.28 and 197,718.84

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Solution

The fourth proportional to 361,055.48, 498,264.28 and 197,718.84 is: 272,856.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,055.48 : 498,264.28 = 197,718.84 : x
  2. Step 2: Convert to fraction form
    361,055.48/498,264.28 = 197,718.84/x
  3. Step 3: Cross multiply
    361,055.48x = 498,264.28 × 197,718.84
  4. Step 4: Simplify right side
    361,055.48x = 98,516,234,960.74
  5. Step 5: Solve for x
    x = 98,516,234,960.74/361,055.48
  6. Step 6: Final answer
    x = 272,856.23

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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.