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Finding the Fourth Proportional to 265,510.25, 366,403.05 and 144,651.17

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Solution

The fourth proportional to 265,510.25, 366,403.05 and 144,651.17 is: 199,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,510.25 : 366,403.05 = 144,651.17 : x
  2. Step 2: Convert to fraction form
    265,510.25/366,403.05 = 144,651.17/x
  3. Step 3: Cross multiply
    265,510.25x = 366,403.05 × 144,651.17
  4. Step 4: Simplify right side
    265,510.25x = 53,000,628,042.05
  5. Step 5: Solve for x
    x = 53,000,628,042.05/265,510.25
  6. Step 6: Final answer
    x = 199,618.01

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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.