Home / 783,400.70-1,175,101.05-222,362.30

Finding the Fourth Proportional to 783,400.70, 1,175,101.05 and 222,362.30

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Solution

The fourth proportional to 783,400.70, 1,175,101.05 and 222,362.30 is: 333,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,400.70 : 1,175,101.05 = 222,362.30 : x
  2. Step 2: Convert to fraction form
    783,400.70/1,175,101.05 = 222,362.30/x
  3. Step 3: Cross multiply
    783,400.70x = 1,175,101.05 × 222,362.30
  4. Step 4: Simplify right side
    783,400.70x = 261,298,172,210.42
  5. Step 5: Solve for x
    x = 261,298,172,210.42/783,400.70
  6. Step 6: Final answer
    x = 333,543.45

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Double scale
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Similar ratio
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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.