Home / 887,314.64-1,331,196.47-247,618.31

Finding the Fourth Proportional to 887,314.64, 1,331,196.47 and 247,618.31

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Solution

The fourth proportional to 887,314.64, 1,331,196.47 and 247,618.31 is: 371,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,314.64 : 1,331,196.47 = 247,618.31 : x
  2. Step 2: Convert to fraction form
    887,314.64/1,331,196.47 = 247,618.31/x
  3. Step 3: Cross multiply
    887,314.64x = 1,331,196.47 × 247,618.31
  4. Step 4: Simplify right side
    887,314.64x = 329,628,612,285.29
  5. Step 5: Solve for x
    x = 329,628,612,285.29/887,314.64
  6. Step 6: Final answer
    x = 371,490.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.