Home / 774,571.40-1,161,857.98-242,095.24

Finding the Fourth Proportional to 774,571.40, 1,161,857.98 and 242,095.24

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Solution

The fourth proportional to 774,571.40, 1,161,857.98 and 242,095.24 is: 363,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,571.40 : 1,161,857.98 = 242,095.24 : x
  2. Step 2: Convert to fraction form
    774,571.40/1,161,857.98 = 242,095.24/x
  3. Step 3: Cross multiply
    774,571.40x = 1,161,857.98 × 242,095.24
  4. Step 4: Simplify right side
    774,571.40x = 281,280,286,514.02
  5. Step 5: Solve for x
    x = 281,280,286,514.02/774,571.40
  6. Step 6: Final answer
    x = 363,143.14

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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.