Home / 1,298,807.33-1,948,424.22-400,249.22

Finding the Fourth Proportional to 1,298,807.33, 1,948,424.22 and 400,249.22

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Solution

The fourth proportional to 1,298,807.33, 1,948,424.22 and 400,249.22 is: 600,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,807.33 : 1,948,424.22 = 400,249.22 : x
  2. Step 2: Convert to fraction form
    1,298,807.33/1,948,424.22 = 400,249.22/x
  3. Step 3: Cross multiply
    1,298,807.33x = 1,948,424.22 × 400,249.22
  4. Step 4: Simplify right side
    1,298,807.33x = 779,855,264,541.99
  5. Step 5: Solve for x
    x = 779,855,264,541.99/1,298,807.33
  6. Step 6: Final answer
    x = 600,439.53

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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.