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Finding the Fourth Proportional to 902,881.53, 1,353,367.44 and 333,897.03

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Solution

The fourth proportional to 902,881.53, 1,353,367.44 and 333,897.03 is: 500,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,881.53 : 1,353,367.44 = 333,897.03 : x
  2. Step 2: Convert to fraction form
    902,881.53/1,353,367.44 = 333,897.03/x
  3. Step 3: Cross multiply
    902,881.53x = 1,353,367.44 × 333,897.03
  4. Step 4: Simplify right side
    902,881.53x = 451,885,368,714.70
  5. Step 5: Solve for x
    x = 451,885,368,714.70/902,881.53
  6. Step 6: Final answer
    x = 500,492.43

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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.