Home / 779,000.22-1,168,500.33-188,024.22

Finding the Fourth Proportional to 779,000.22, 1,168,500.33 and 188,024.22

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Solution

The fourth proportional to 779,000.22, 1,168,500.33 and 188,024.22 is: 282,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,000.22 : 1,168,500.33 = 188,024.22 : x
  2. Step 2: Convert to fraction form
    779,000.22/1,168,500.33 = 188,024.22/x
  3. Step 3: Cross multiply
    779,000.22x = 1,168,500.33 × 188,024.22
  4. Step 4: Simplify right side
    779,000.22x = 219,706,363,117.99
  5. Step 5: Solve for x
    x = 219,706,363,117.99/779,000.22
  6. Step 6: Final answer
    x = 282,036.33

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Double scale
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Similar ratio
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1.5x scale

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.