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Finding the Fourth Proportional to 591,903.20, 816,802.48 and 337,232.80

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Solution

The fourth proportional to 591,903.20, 816,802.48 and 337,232.80 is: 465,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,903.20 : 816,802.48 = 337,232.80 : x
  2. Step 2: Convert to fraction form
    591,903.20/816,802.48 = 337,232.80/x
  3. Step 3: Cross multiply
    591,903.20x = 816,802.48 × 337,232.80
  4. Step 4: Simplify right side
    591,903.20x = 275,452,587,377.34
  5. Step 5: Solve for x
    x = 275,452,587,377.34/591,903.20
  6. Step 6: Final answer
    x = 465,367.63

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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.