Home / 557,170.20-835,658.10-202,001.40

Finding the Fourth Proportional to 557,170.20, 835,658.10 and 202,001.40

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Solution

The fourth proportional to 557,170.20, 835,658.10 and 202,001.40 is: 302,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,170.20 : 835,658.10 = 202,001.40 : x
  2. Step 2: Convert to fraction form
    557,170.20/835,658.10 = 202,001.40/x
  3. Step 3: Cross multiply
    557,170.20x = 835,658.10 × 202,001.40
  4. Step 4: Simplify right side
    557,170.20x = 168,804,106,121.34
  5. Step 5: Solve for x
    x = 168,804,106,121.34/557,170.20
  6. Step 6: Final answer
    x = 302,966.86

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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.