Home / 1,008,341.71-1,511,954.42-400,514.27

Finding the Fourth Proportional to 1,008,341.71, 1,511,954.42 and 400,514.27

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Solution

The fourth proportional to 1,008,341.71, 1,511,954.42 and 400,514.27 is: 600,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,341.71 : 1,511,954.42 = 400,514.27 : x
  2. Step 2: Convert to fraction form
    1,008,341.71/1,511,954.42 = 400,514.27/x
  3. Step 3: Cross multiply
    1,008,341.71x = 1,511,954.42 × 400,514.27
  4. Step 4: Simplify right side
    1,008,341.71x = 605,559,311,237.23
  5. Step 5: Solve for x
    x = 605,559,311,237.23/1,008,341.71
  6. Step 6: Final answer
    x = 600,549.70

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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.