Home / 1,043,716.49-1,565,081.28-404,319.70

Finding the Fourth Proportional to 1,043,716.49, 1,565,081.28 and 404,319.70

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Solution

The fourth proportional to 1,043,716.49, 1,565,081.28 and 404,319.70 is: 606,288.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,716.49 : 1,565,081.28 = 404,319.70 : x
  2. Step 2: Convert to fraction form
    1,043,716.49/1,565,081.28 = 404,319.70/x
  3. Step 3: Cross multiply
    1,043,716.49x = 1,565,081.28 × 404,319.70
  4. Step 4: Simplify right side
    1,043,716.49x = 632,793,189,692.51
  5. Step 5: Solve for x
    x = 632,793,189,692.51/1,043,716.49
  6. Step 6: Final answer
    x = 606,288.39

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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.