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Finding the Fourth Proportional to 264,416.80, 397,208.40 and 254,502.40

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Solution

The fourth proportional to 264,416.80, 397,208.40 and 254,502.40 is: 382,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,416.80 : 397,208.40 = 254,502.40 : x
  2. Step 2: Convert to fraction form
    264,416.80/397,208.40 = 254,502.40/x
  3. Step 3: Cross multiply
    264,416.80x = 397,208.40 × 254,502.40
  4. Step 4: Simplify right side
    264,416.80x = 101,090,491,100.16
  5. Step 5: Solve for x
    x = 101,090,491,100.16/264,416.80
  6. Step 6: Final answer
    x = 382,314.93

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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.