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Finding the Fourth Proportional to 460,609.04, 635,641.76 and 267,054.28

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Solution

The fourth proportional to 460,609.04, 635,641.76 and 267,054.28 is: 368,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,609.04 : 635,641.76 = 267,054.28 : x
  2. Step 2: Convert to fraction form
    460,609.04/635,641.76 = 267,054.28/x
  3. Step 3: Cross multiply
    460,609.04x = 635,641.76 × 267,054.28
  4. Step 4: Simplify right side
    460,609.04x = 169,750,852,554.73
  5. Step 5: Solve for x
    x = 169,750,852,554.73/460,609.04
  6. Step 6: Final answer
    x = 368,535.65

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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.