Home / 910,275.46-1,358,491.59-809,387.33

Finding the Fourth Proportional to 910,275.46, 1,358,491.59 and 809,387.33

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Solution

The fourth proportional to 910,275.46, 1,358,491.59 and 809,387.33 is: 1,207,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,275.46 : 1,358,491.59 = 809,387.33 : x
  2. Step 2: Convert to fraction form
    910,275.46/1,358,491.59 = 809,387.33/x
  3. Step 3: Cross multiply
    910,275.46x = 1,358,491.59 × 809,387.33
  4. Step 4: Simplify right side
    910,275.46x = 1,099,545,874,065.10
  5. Step 5: Solve for x
    x = 1,099,545,874,065.10/910,275.46
  6. Step 6: Final answer
    x = 1,207,926.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.