Home / 458,945.16-633,339.72-252,216.96

Finding the Fourth Proportional to 458,945.16, 633,339.72 and 252,216.96

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Solution

The fourth proportional to 458,945.16, 633,339.72 and 252,216.96 is: 348,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,945.16 : 633,339.72 = 252,216.96 : x
  2. Step 2: Convert to fraction form
    458,945.16/633,339.72 = 252,216.96/x
  3. Step 3: Cross multiply
    458,945.16x = 633,339.72 × 252,216.96
  4. Step 4: Simplify right side
    458,945.16x = 159,739,018,825.65
  5. Step 5: Solve for x
    x = 159,739,018,825.65/458,945.16
  6. Step 6: Final answer
    x = 348,056.88

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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.