Home / 944,060.68-1,415,784.78-312,805

Finding the Fourth Proportional to 944,060.68, 1,415,784.78 and 312,805

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Solution

The fourth proportional to 944,060.68, 1,415,784.78 and 312,805 is: 469,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,060.68 : 1,415,784.78 = 312,805 : x
  2. Step 2: Convert to fraction form
    944,060.68/1,415,784.78 = 312,805/x
  3. Step 3: Cross multiply
    944,060.68x = 1,415,784.78 × 312,805
  4. Step 4: Simplify right side
    944,060.68x = 442,864,558,107.90
  5. Step 5: Solve for x
    x = 442,864,558,107.90/944,060.68
  6. Step 6: Final answer
    x = 469,106.03

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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.