Home / 779,820.20-1,169,730.30-188,844.20

Finding the Fourth Proportional to 779,820.20, 1,169,730.30 and 188,844.20

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Solution

The fourth proportional to 779,820.20, 1,169,730.30 and 188,844.20 is: 283,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,820.20 : 1,169,730.30 = 188,844.20 : x
  2. Step 2: Convert to fraction form
    779,820.20/1,169,730.30 = 188,844.20/x
  3. Step 3: Cross multiply
    779,820.20x = 1,169,730.30 × 188,844.20
  4. Step 4: Simplify right side
    779,820.20x = 220,896,782,719.26
  5. Step 5: Solve for x
    x = 220,896,782,719.26/779,820.20
  6. Step 6: Final answer
    x = 283,266.30

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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.