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Finding the Fourth Proportional to 265,617.42, 366,552 and 146,385.42

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Solution

The fourth proportional to 265,617.42, 366,552 and 146,385.42 is: 202,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,617.42 : 366,552 = 146,385.42 : x
  2. Step 2: Convert to fraction form
    265,617.42/366,552 = 146,385.42/x
  3. Step 3: Cross multiply
    265,617.42x = 366,552 × 146,385.42
  4. Step 4: Simplify right side
    265,617.42x = 53,657,868,471.84
  5. Step 5: Solve for x
    x = 53,657,868,471.84/265,617.42
  6. Step 6: Final answer
    x = 202,011.86

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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.