Home / 907,459.20-1,361,393.66-300,246.07

Finding the Fourth Proportional to 907,459.20, 1,361,393.66 and 300,246.07

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Solution

The fourth proportional to 907,459.20, 1,361,393.66 and 300,246.07 is: 450,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,459.20 : 1,361,393.66 = 300,246.07 : x
  2. Step 2: Convert to fraction form
    907,459.20/1,361,393.66 = 300,246.07/x
  3. Step 3: Cross multiply
    907,459.20x = 1,361,393.66 × 300,246.07
  4. Step 4: Simplify right side
    907,459.20x = 408,753,094,636.69
  5. Step 5: Solve for x
    x = 408,753,094,636.69/907,459.20
  6. Step 6: Final answer
    x = 450,436.89

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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.