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Finding the Fourth Proportional to 334,566.72, 462,231.36 and 254,266.56

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Solution

The fourth proportional to 334,566.72, 462,231.36 and 254,266.56 is: 351,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,566.72 : 462,231.36 = 254,266.56 : x
  2. Step 2: Convert to fraction form
    334,566.72/462,231.36 = 254,266.56/x
  3. Step 3: Cross multiply
    334,566.72x = 462,231.36 × 254,266.56
  4. Step 4: Simplify right side
    334,566.72x = 117,529,977,831.32
  5. Step 5: Solve for x
    x = 117,529,977,831.32/334,566.72
  6. Step 6: Final answer
    x = 351,290.10

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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.