Home / 438,948.47-658,475.46-154,580.24

Finding the Fourth Proportional to 438,948.47, 658,475.46 and 154,580.24

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Solution

The fourth proportional to 438,948.47, 658,475.46 and 154,580.24 is: 231,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,948.47 : 658,475.46 = 154,580.24 : x
  2. Step 2: Convert to fraction form
    438,948.47/658,475.46 = 154,580.24/x
  3. Step 3: Cross multiply
    438,948.47x = 658,475.46 × 154,580.24
  4. Step 4: Simplify right side
    438,948.47x = 101,787,297,581.50
  5. Step 5: Solve for x
    x = 101,787,297,581.50/438,948.47
  6. Step 6: Final answer
    x = 231,888.94

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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.