Home / 910,242.27-1,364,914.12-279,003.87

Finding the Fourth Proportional to 910,242.27, 1,364,914.12 and 279,003.87

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Solution

The fourth proportional to 910,242.27, 1,364,914.12 and 279,003.87 is: 418,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,242.27 : 1,364,914.12 = 279,003.87 : x
  2. Step 2: Convert to fraction form
    910,242.27/1,364,914.12 = 279,003.87/x
  3. Step 3: Cross multiply
    910,242.27x = 1,364,914.12 × 279,003.87
  4. Step 4: Simplify right side
    910,242.27x = 380,816,320,302.63
  5. Step 5: Solve for x
    x = 380,816,320,302.63/910,242.27
  6. Step 6: Final answer
    x = 418,368.09

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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.