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Finding the Fourth Proportional to 424,032.32, 585,199.34 and 254,262.80

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Solution

The fourth proportional to 424,032.32, 585,199.34 and 254,262.80 is: 350,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,032.32 : 585,199.34 = 254,262.80 : x
  2. Step 2: Convert to fraction form
    424,032.32/585,199.34 = 254,262.80/x
  3. Step 3: Cross multiply
    424,032.32x = 585,199.34 × 254,262.80
  4. Step 4: Simplify right side
    424,032.32x = 148,794,418,549.24
  5. Step 5: Solve for x
    x = 148,794,418,549.24/424,032.32
  6. Step 6: Final answer
    x = 350,903.49

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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.