Home / 456,948.64-630,608.82-252,999.55

Finding the Fourth Proportional to 456,948.64, 630,608.82 and 252,999.55

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Solution

The fourth proportional to 456,948.64, 630,608.82 and 252,999.55 is: 349,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,948.64 : 630,608.82 = 252,999.55 : x
  2. Step 2: Convert to fraction form
    456,948.64/630,608.82 = 252,999.55/x
  3. Step 3: Cross multiply
    456,948.64x = 630,608.82 × 252,999.55
  4. Step 4: Simplify right side
    456,948.64x = 159,543,747,686.03
  5. Step 5: Solve for x
    x = 159,543,747,686.03/456,948.64
  6. Step 6: Final answer
    x = 349,150.29

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1.5x scale

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.