Home / 694,148.10-1,041,388.47-238,731.54

Finding the Fourth Proportional to 694,148.10, 1,041,388.47 and 238,731.54

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Solution

The fourth proportional to 694,148.10, 1,041,388.47 and 238,731.54 is: 358,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,148.10 : 1,041,388.47 = 238,731.54 : x
  2. Step 2: Convert to fraction form
    694,148.10/1,041,388.47 = 238,731.54/x
  3. Step 3: Cross multiply
    694,148.10x = 1,041,388.47 × 238,731.54
  4. Step 4: Simplify right side
    694,148.10x = 248,612,273,181.34
  5. Step 5: Solve for x
    x = 248,612,273,181.34/694,148.10
  6. Step 6: Final answer
    x = 358,154.51

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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.