Home / 778,114.24-1,167,170.24-304,467.20

Finding the Fourth Proportional to 778,114.24, 1,167,170.24 and 304,467.20

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Solution

The fourth proportional to 778,114.24, 1,167,170.24 and 304,467.20 is: 456,700.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,114.24 : 1,167,170.24 = 304,467.20 : x
  2. Step 2: Convert to fraction form
    778,114.24/1,167,170.24 = 304,467.20/x
  3. Step 3: Cross multiply
    778,114.24x = 1,167,170.24 × 304,467.20
  4. Step 4: Simplify right side
    778,114.24x = 355,365,054,896.13
  5. Step 5: Solve for x
    x = 355,365,054,896.13/778,114.24
  6. Step 6: Final answer
    x = 456,700.36

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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.