Home / 944,043.68-1,415,759.28-312,788

Finding the Fourth Proportional to 944,043.68, 1,415,759.28 and 312,788

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Solution

The fourth proportional to 944,043.68, 1,415,759.28 and 312,788 is: 469,080.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,043.68 : 1,415,759.28 = 312,788 : x
  2. Step 2: Convert to fraction form
    944,043.68/1,415,759.28 = 312,788/x
  3. Step 3: Cross multiply
    944,043.68x = 1,415,759.28 × 312,788
  4. Step 4: Simplify right side
    944,043.68x = 442,832,513,672.64
  5. Step 5: Solve for x
    x = 442,832,513,672.64/944,043.68
  6. Step 6: Final answer
    x = 469,080.53

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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.