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Finding the Fourth Proportional to 442,254.33, 610,327.31 and 251,300.07

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Solution

The fourth proportional to 442,254.33, 610,327.31 and 251,300.07 is: 346,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,254.33 : 610,327.31 = 251,300.07 : x
  2. Step 2: Convert to fraction form
    442,254.33/610,327.31 = 251,300.07/x
  3. Step 3: Cross multiply
    442,254.33x = 610,327.31 × 251,300.07
  4. Step 4: Simplify right side
    442,254.33x = 153,375,294,469.41
  5. Step 5: Solve for x
    x = 153,375,294,469.41/442,254.33
  6. Step 6: Final answer
    x = 346,803.38

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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.