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Finding the Fourth Proportional to 600,615.90, 900,498.54 and 300,882.66

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Solution

The fourth proportional to 600,615.90, 900,498.54 and 300,882.66 is: 451,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,615.90 : 900,498.54 = 300,882.66 : x
  2. Step 2: Convert to fraction form
    600,615.90/900,498.54 = 300,882.66/x
  3. Step 3: Cross multiply
    600,615.90x = 900,498.54 × 300,882.66
  4. Step 4: Simplify right side
    600,615.90x = 270,944,396,041.32
  5. Step 5: Solve for x
    x = 270,944,396,041.32/600,615.90
  6. Step 6: Final answer
    x = 451,110.93

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1.5x scale

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.