Home / 698,385.52-1,047,510.24-225,410.32

Finding the Fourth Proportional to 698,385.52, 1,047,510.24 and 225,410.32

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Solution

The fourth proportional to 698,385.52, 1,047,510.24 and 225,410.32 is: 338,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,385.52 : 1,047,510.24 = 225,410.32 : x
  2. Step 2: Convert to fraction form
    698,385.52/1,047,510.24 = 225,410.32/x
  3. Step 3: Cross multiply
    698,385.52x = 1,047,510.24 × 225,410.32
  4. Step 4: Simplify right side
    698,385.52x = 236,119,618,401.68
  5. Step 5: Solve for x
    x = 236,119,618,401.68/698,385.52
  6. Step 6: Final answer
    x = 338,093.52

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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.