Home / 902,430.72-1,353,646.08-237,680.64

Finding the Fourth Proportional to 902,430.72, 1,353,646.08 and 237,680.64

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Solution

The fourth proportional to 902,430.72, 1,353,646.08 and 237,680.64 is: 356,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,430.72 : 1,353,646.08 = 237,680.64 : x
  2. Step 2: Convert to fraction form
    902,430.72/1,353,646.08 = 237,680.64/x
  3. Step 3: Cross multiply
    902,430.72x = 1,353,646.08 × 237,680.64
  4. Step 4: Simplify right side
    902,430.72x = 321,735,466,627.89
  5. Step 5: Solve for x
    x = 321,735,466,627.89/902,430.72
  6. Step 6: Final answer
    x = 356,520.96

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Double scale
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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.