Home / 875,227.70-1,312,841.55-744,007.70

Finding the Fourth Proportional to 875,227.70, 1,312,841.55 and 744,007.70

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Solution

The fourth proportional to 875,227.70, 1,312,841.55 and 744,007.70 is: 1,116,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,227.70 : 1,312,841.55 = 744,007.70 : x
  2. Step 2: Convert to fraction form
    875,227.70/1,312,841.55 = 744,007.70/x
  3. Step 3: Cross multiply
    875,227.70x = 1,312,841.55 × 744,007.70
  4. Step 4: Simplify right side
    875,227.70x = 976,764,222,079.94
  5. Step 5: Solve for x
    x = 976,764,222,079.94/875,227.70
  6. Step 6: Final answer
    x = 1,116,011.55

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1.5x scale

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.