Home / 902,005.40-1,353,008.10-270,837.20

Finding the Fourth Proportional to 902,005.40, 1,353,008.10 and 270,837.20

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Solution

The fourth proportional to 902,005.40, 1,353,008.10 and 270,837.20 is: 406,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,005.40 : 1,353,008.10 = 270,837.20 : x
  2. Step 2: Convert to fraction form
    902,005.40/1,353,008.10 = 270,837.20/x
  3. Step 3: Cross multiply
    902,005.40x = 1,353,008.10 × 270,837.20
  4. Step 4: Simplify right side
    902,005.40x = 366,444,925,381.32
  5. Step 5: Solve for x
    x = 366,444,925,381.32/902,005.40
  6. Step 6: Final answer
    x = 406,255.80

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Similar ratio
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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.