Home / 588,921.16-883,559.09-209,792.40

Finding the Fourth Proportional to 588,921.16, 883,559.09 and 209,792.40

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Solution

The fourth proportional to 588,921.16, 883,559.09 and 209,792.40 is: 314,751.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,921.16 : 883,559.09 = 209,792.40 : x
  2. Step 2: Convert to fraction form
    588,921.16/883,559.09 = 209,792.40/x
  3. Step 3: Cross multiply
    588,921.16x = 883,559.09 × 209,792.40
  4. Step 4: Simplify right side
    588,921.16x = 185,363,985,519.00
  5. Step 5: Solve for x
    x = 185,363,985,519.00/588,921.16
  6. Step 6: Final answer
    x = 314,751.79

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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.