Home / 470,743.13-649,938.33-361,653.17

Finding the Fourth Proportional to 470,743.13, 649,938.33 and 361,653.17

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Solution

The fourth proportional to 470,743.13, 649,938.33 and 361,653.17 is: 499,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,743.13 : 649,938.33 = 361,653.17 : x
  2. Step 2: Convert to fraction form
    470,743.13/649,938.33 = 361,653.17/x
  3. Step 3: Cross multiply
    470,743.13x = 649,938.33 × 361,653.17
  4. Step 4: Simplify right side
    470,743.13x = 235,052,257,165.59
  5. Step 5: Solve for x
    x = 235,052,257,165.59/470,743.13
  6. Step 6: Final answer
    x = 499,321.70

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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.