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Finding the Fourth Proportional to 600,785.44, 829,027.20 and 359,019.88

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Solution

The fourth proportional to 600,785.44, 829,027.20 and 359,019.88 is: 495,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,785.44 : 829,027.20 = 359,019.88 : x
  2. Step 2: Convert to fraction form
    600,785.44/829,027.20 = 359,019.88/x
  3. Step 3: Cross multiply
    600,785.44x = 829,027.20 × 359,019.88
  4. Step 4: Simplify right side
    600,785.44x = 297,637,245,860.74
  5. Step 5: Solve for x
    x = 297,637,245,860.74/600,785.44
  6. Step 6: Final answer
    x = 495,413.55

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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.