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Finding the Fourth Proportional to 580,768.76, 801,470.22 and 326,114.48

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Solution

The fourth proportional to 580,768.76, 801,470.22 and 326,114.48 is: 450,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,768.76 : 801,470.22 = 326,114.48 : x
  2. Step 2: Convert to fraction form
    580,768.76/801,470.22 = 326,114.48/x
  3. Step 3: Cross multiply
    580,768.76x = 801,470.22 × 326,114.48
  4. Step 4: Simplify right side
    580,768.76x = 261,371,044,030.79
  5. Step 5: Solve for x
    x = 261,371,044,030.79/580,768.76
  6. Step 6: Final answer
    x = 450,043.22

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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.