Home / 933,142.20-1,399,886.10-302,076.60

Finding the Fourth Proportional to 933,142.20, 1,399,886.10 and 302,076.60

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Solution

The fourth proportional to 933,142.20, 1,399,886.10 and 302,076.60 is: 453,170.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,142.20 : 1,399,886.10 = 302,076.60 : x
  2. Step 2: Convert to fraction form
    933,142.20/1,399,886.10 = 302,076.60/x
  3. Step 3: Cross multiply
    933,142.20x = 1,399,886.10 × 302,076.60
  4. Step 4: Simplify right side
    933,142.20x = 422,872,833,475.26
  5. Step 5: Solve for x
    x = 422,872,833,475.26/933,142.20
  6. Step 6: Final answer
    x = 453,170.84

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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.