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Finding the Fourth Proportional to 978,200.70, 1,467,301.05 and 600,287.10

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Solution

The fourth proportional to 978,200.70, 1,467,301.05 and 600,287.10 is: 900,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,200.70 : 1,467,301.05 = 600,287.10 : x
  2. Step 2: Convert to fraction form
    978,200.70/1,467,301.05 = 600,287.10/x
  3. Step 3: Cross multiply
    978,200.70x = 1,467,301.05 × 600,287.10
  4. Step 4: Simplify right side
    978,200.70x = 880,801,892,131.46
  5. Step 5: Solve for x
    x = 880,801,892,131.46/978,200.70
  6. Step 6: Final answer
    x = 900,430.65

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Similar ratio
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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.