Home / 824,204.79-1,236,165.44-247,819.32

Finding the Fourth Proportional to 824,204.79, 1,236,165.44 and 247,819.32

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Solution

The fourth proportional to 824,204.79, 1,236,165.44 and 247,819.32 is: 371,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,204.79 : 1,236,165.44 = 247,819.32 : x
  2. Step 2: Convert to fraction form
    824,204.79/1,236,165.44 = 247,819.32/x
  3. Step 3: Cross multiply
    824,204.79x = 1,236,165.44 × 247,819.32
  4. Step 4: Simplify right side
    824,204.79x = 306,345,677,509.20
  5. Step 5: Solve for x
    x = 306,345,677,509.20/824,204.79
  6. Step 6: Final answer
    x = 371,686.36

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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.