Home / 779,919.78-1,169,876.60-247,482.33

Finding the Fourth Proportional to 779,919.78, 1,169,876.60 and 247,482.33

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Solution

The fourth proportional to 779,919.78, 1,169,876.60 and 247,482.33 is: 371,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,919.78 : 1,169,876.60 = 247,482.33 : x
  2. Step 2: Convert to fraction form
    779,919.78/1,169,876.60 = 247,482.33/x
  3. Step 3: Cross multiply
    779,919.78x = 1,169,876.60 × 247,482.33
  4. Step 4: Simplify right side
    779,919.78x = 289,523,785,543.07
  5. Step 5: Solve for x
    x = 289,523,785,543.07/779,919.78
  6. Step 6: Final answer
    x = 371,222.52

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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.