Home / 798,658.74-1,102,171.77-436,105.62

Finding the Fourth Proportional to 798,658.74, 1,102,171.77 and 436,105.62

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Solution

The fourth proportional to 798,658.74, 1,102,171.77 and 436,105.62 is: 601,838.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,658.74 : 1,102,171.77 = 436,105.62 : x
  2. Step 2: Convert to fraction form
    798,658.74/1,102,171.77 = 436,105.62/x
  3. Step 3: Cross multiply
    798,658.74x = 1,102,171.77 × 436,105.62
  4. Step 4: Simplify right side
    798,658.74x = 480,663,303,102.35
  5. Step 5: Solve for x
    x = 480,663,303,102.35/798,658.74
  6. Step 6: Final answer
    x = 601,838.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.