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Finding the Fourth Proportional to 599,773.77, 899,707.05 and 200,415.93

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Solution

The fourth proportional to 599,773.77, 899,707.05 and 200,415.93 is: 300,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,773.77 : 899,707.05 = 200,415.93 : x
  2. Step 2: Convert to fraction form
    599,773.77/899,707.05 = 200,415.93/x
  3. Step 3: Cross multiply
    599,773.77x = 899,707.05 × 200,415.93
  4. Step 4: Simplify right side
    599,773.77x = 180,315,625,153.31
  5. Step 5: Solve for x
    x = 180,315,625,153.31/599,773.77
  6. Step 6: Final answer
    x = 300,639.40

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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.