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Finding the Fourth Proportional to 903,245.83, 1,354,871.10 and 304,627.48

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Solution

The fourth proportional to 903,245.83, 1,354,871.10 and 304,627.48 is: 456,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,245.83 : 1,354,871.10 = 304,627.48 : x
  2. Step 2: Convert to fraction form
    903,245.83/1,354,871.10 = 304,627.48/x
  3. Step 3: Cross multiply
    903,245.83x = 1,354,871.10 × 304,627.48
  4. Step 4: Simplify right side
    903,245.83x = 412,730,974,294.15
  5. Step 5: Solve for x
    x = 412,730,974,294.15/903,245.83
  6. Step 6: Final answer
    x = 456,942.02

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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.