Home / 649,642.26-974,220.75-223,057.02

Finding the Fourth Proportional to 649,642.26, 974,220.75 and 223,057.02

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Solution

The fourth proportional to 649,642.26, 974,220.75 and 223,057.02 is: 334,502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,642.26 : 974,220.75 = 223,057.02 : x
  2. Step 2: Convert to fraction form
    649,642.26/974,220.75 = 223,057.02/x
  3. Step 3: Cross multiply
    649,642.26x = 974,220.75 × 223,057.02
  4. Step 4: Simplify right side
    649,642.26x = 217,306,777,317.17
  5. Step 5: Solve for x
    x = 217,306,777,317.17/649,642.26
  6. Step 6: Final answer
    x = 334,502.22

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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.