Home / 698,662.14-1,048,127.13-225,220.38

Finding the Fourth Proportional to 698,662.14, 1,048,127.13 and 225,220.38

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Solution

The fourth proportional to 698,662.14, 1,048,127.13 and 225,220.38 is: 337,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,662.14 : 1,048,127.13 = 225,220.38 : x
  2. Step 2: Convert to fraction form
    698,662.14/1,048,127.13 = 225,220.38/x
  3. Step 3: Cross multiply
    698,662.14x = 1,048,127.13 × 225,220.38
  4. Step 4: Simplify right side
    698,662.14x = 236,059,590,506.91
  5. Step 5: Solve for x
    x = 236,059,590,506.91/698,662.14
  6. Step 6: Final answer
    x = 337,873.74

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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.