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Finding the Fourth Proportional to 265,497.60, 366,436.80 and 152,394.24

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Solution

The fourth proportional to 265,497.60, 366,436.80 and 152,394.24 is: 210,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,497.60 : 366,436.80 = 152,394.24 : x
  2. Step 2: Convert to fraction form
    265,497.60/366,436.80 = 152,394.24/x
  3. Step 3: Cross multiply
    265,497.60x = 366,436.80 × 152,394.24
  4. Step 4: Simplify right side
    265,497.60x = 55,842,857,644.03
  5. Step 5: Solve for x
    x = 55,842,857,644.03/265,497.60
  6. Step 6: Final answer
    x = 210,332.82

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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.