Home / 972,867.43-1,457,699.89-332,821.28

Finding the Fourth Proportional to 972,867.43, 1,457,699.89 and 332,821.28

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Solution

The fourth proportional to 972,867.43, 1,457,699.89 and 332,821.28 is: 498,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,867.43 : 1,457,699.89 = 332,821.28 : x
  2. Step 2: Convert to fraction form
    972,867.43/1,457,699.89 = 332,821.28/x
  3. Step 3: Cross multiply
    972,867.43x = 1,457,699.89 × 332,821.28
  4. Step 4: Simplify right side
    972,867.43x = 485,153,543,245.66
  5. Step 5: Solve for x
    x = 485,153,543,245.66/972,867.43
  6. Step 6: Final answer
    x = 498,684.13

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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.