Home / 467,846.42-645,631.90-258,301.04

Finding the Fourth Proportional to 467,846.42, 645,631.90 and 258,301.04

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Solution

The fourth proportional to 467,846.42, 645,631.90 and 258,301.04 is: 356,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,846.42 : 645,631.90 = 258,301.04 : x
  2. Step 2: Convert to fraction form
    467,846.42/645,631.90 = 258,301.04/x
  3. Step 3: Cross multiply
    467,846.42x = 645,631.90 × 258,301.04
  4. Step 4: Simplify right side
    467,846.42x = 166,767,387,353.26
  5. Step 5: Solve for x
    x = 166,767,387,353.26/467,846.42
  6. Step 6: Final answer
    x = 356,457.55

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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.