Home / 933,231.12-1,399,845.88-259,312.10

Finding the Fourth Proportional to 933,231.12, 1,399,845.88 and 259,312.10

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Solution

The fourth proportional to 933,231.12, 1,399,845.88 and 259,312.10 is: 388,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,231.12 : 1,399,845.88 = 259,312.10 : x
  2. Step 2: Convert to fraction form
    933,231.12/1,399,845.88 = 259,312.10/x
  3. Step 3: Cross multiply
    933,231.12x = 1,399,845.88 × 259,312.10
  4. Step 4: Simplify right side
    933,231.12x = 362,996,968,144.06
  5. Step 5: Solve for x
    x = 362,996,968,144.06/933,231.12
  6. Step 6: Final answer
    x = 388,967.92

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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.