Home / 774,570.40-1,161,856.48-242,094.24

Finding the Fourth Proportional to 774,570.40, 1,161,856.48 and 242,094.24

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Solution

The fourth proportional to 774,570.40, 1,161,856.48 and 242,094.24 is: 363,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,570.40 : 1,161,856.48 = 242,094.24 : x
  2. Step 2: Convert to fraction form
    774,570.40/1,161,856.48 = 242,094.24/x
  3. Step 3: Cross multiply
    774,570.40x = 1,161,856.48 × 242,094.24
  4. Step 4: Simplify right side
    774,570.40x = 281,278,761,514.68
  5. Step 5: Solve for x
    x = 281,278,761,514.68/774,570.40
  6. Step 6: Final answer
    x = 363,141.64

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Double scale
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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.