Home / 727,171.68-1,090,807.35-247,204.17

Finding the Fourth Proportional to 727,171.68, 1,090,807.35 and 247,204.17

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Solution

The fourth proportional to 727,171.68, 1,090,807.35 and 247,204.17 is: 370,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,171.68 : 1,090,807.35 = 247,204.17 : x
  2. Step 2: Convert to fraction form
    727,171.68/1,090,807.35 = 247,204.17/x
  3. Step 3: Cross multiply
    727,171.68x = 1,090,807.35 × 247,204.17
  4. Step 4: Simplify right side
    727,171.68x = 269,652,125,586.65
  5. Step 5: Solve for x
    x = 269,652,125,586.65/727,171.68
  6. Step 6: Final answer
    x = 370,823.19

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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.