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Finding the Fourth Proportional to 265,580.76, 366,492.15 and 149,290.68

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Solution

The fourth proportional to 265,580.76, 366,492.15 and 149,290.68 is: 206,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,580.76 : 366,492.15 = 149,290.68 : x
  2. Step 2: Convert to fraction form
    265,580.76/366,492.15 = 149,290.68/x
  3. Step 3: Cross multiply
    265,580.76x = 366,492.15 × 149,290.68
  4. Step 4: Simplify right side
    265,580.76x = 54,713,862,288.16
  5. Step 5: Solve for x
    x = 54,713,862,288.16/265,580.76
  6. Step 6: Final answer
    x = 206,015.91

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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.