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Finding the Fourth Proportional to 316,116.59, 436,732.09 and 265,050.14

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Solution

The fourth proportional to 316,116.59, 436,732.09 and 265,050.14 is: 366,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,116.59 : 436,732.09 = 265,050.14 : x
  2. Step 2: Convert to fraction form
    316,116.59/436,732.09 = 265,050.14/x
  3. Step 3: Cross multiply
    316,116.59x = 436,732.09 × 265,050.14
  4. Step 4: Simplify right side
    316,116.59x = 115,755,899,413.33
  5. Step 5: Solve for x
    x = 115,755,899,413.33/316,116.59
  6. Step 6: Final answer
    x = 366,181.04

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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.