Home / 749,284.22-1,033,991.18-409,745.18

Finding the Fourth Proportional to 749,284.22, 1,033,991.18 and 409,745.18

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Solution

The fourth proportional to 749,284.22, 1,033,991.18 and 409,745.18 is: 565,436.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,284.22 : 1,033,991.18 = 409,745.18 : x
  2. Step 2: Convert to fraction form
    749,284.22/1,033,991.18 = 409,745.18/x
  3. Step 3: Cross multiply
    749,284.22x = 1,033,991.18 × 409,745.18
  4. Step 4: Simplify right side
    749,284.22x = 423,672,902,167.51
  5. Step 5: Solve for x
    x = 423,672,902,167.51/749,284.22
  6. Step 6: Final answer
    x = 565,436.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.