Home / 456,155.60-684,233.40-269,531.60

Finding the Fourth Proportional to 456,155.60, 684,233.40 and 269,531.60

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Solution

The fourth proportional to 456,155.60, 684,233.40 and 269,531.60 is: 404,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,155.60 : 684,233.40 = 269,531.60 : x
  2. Step 2: Convert to fraction form
    456,155.60/684,233.40 = 269,531.60/x
  3. Step 3: Cross multiply
    456,155.60x = 684,233.40 × 269,531.60
  4. Step 4: Simplify right side
    456,155.60x = 184,422,523,075.44
  5. Step 5: Solve for x
    x = 184,422,523,075.44/456,155.60
  6. Step 6: Final answer
    x = 404,297.40

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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.