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Finding the Fourth Proportional to 599,991.60, 899,002.98 and 363,401.76

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Solution

The fourth proportional to 599,991.60, 899,002.98 and 363,401.76 is: 544,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,991.60 : 899,002.98 = 363,401.76 : x
  2. Step 2: Convert to fraction form
    599,991.60/899,002.98 = 363,401.76/x
  3. Step 3: Cross multiply
    599,991.60x = 899,002.98 × 363,401.76
  4. Step 4: Simplify right side
    599,991.60x = 326,699,265,177.25
  5. Step 5: Solve for x
    x = 326,699,265,177.25/599,991.60
  6. Step 6: Final answer
    x = 544,506.40

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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.