Home / 268,148.64-402,218.10-226,297.56

Finding the Fourth Proportional to 268,148.64, 402,218.10 and 226,297.56

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Solution

The fourth proportional to 268,148.64, 402,218.10 and 226,297.56 is: 339,442.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,148.64 : 402,218.10 = 226,297.56 : x
  2. Step 2: Convert to fraction form
    268,148.64/402,218.10 = 226,297.56/x
  3. Step 3: Cross multiply
    268,148.64x = 402,218.10 × 226,297.56
  4. Step 4: Simplify right side
    268,148.64x = 91,020,974,617.84
  5. Step 5: Solve for x
    x = 91,020,974,617.84/268,148.64
  6. Step 6: Final answer
    x = 339,442.24

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1.5x scale

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.