Home / 1,298,808.46-1,948,425.92-400,250.34

Finding the Fourth Proportional to 1,298,808.46, 1,948,425.92 and 400,250.34

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Solution

The fourth proportional to 1,298,808.46, 1,948,425.92 and 400,250.34 is: 600,441.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,808.46 : 1,948,425.92 = 400,250.34 : x
  2. Step 2: Convert to fraction form
    1,298,808.46/1,948,425.92 = 400,250.34/x
  3. Step 3: Cross multiply
    1,298,808.46x = 1,948,425.92 × 400,250.34
  4. Step 4: Simplify right side
    1,298,808.46x = 779,858,136,944.81
  5. Step 5: Solve for x
    x = 779,858,136,944.81/1,298,808.46
  6. Step 6: Final answer
    x = 600,441.22

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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.