Home / 910,275.36-1,358,491.46-809,387.22

Finding the Fourth Proportional to 910,275.36, 1,358,491.46 and 809,387.22

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Solution

The fourth proportional to 910,275.36, 1,358,491.46 and 809,387.22 is: 1,207,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,275.36 : 1,358,491.46 = 809,387.22 : x
  2. Step 2: Convert to fraction form
    910,275.36/1,358,491.46 = 809,387.22/x
  3. Step 3: Cross multiply
    910,275.36x = 1,358,491.46 × 809,387.22
  4. Step 4: Simplify right side
    910,275.36x = 1,099,545,622,156.21
  5. Step 5: Solve for x
    x = 1,099,545,622,156.21/910,275.36
  6. Step 6: Final answer
    x = 1,207,926.38

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1.5x scale

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.