Home / 890,336.36-1,335,357.82-250,684.42

Finding the Fourth Proportional to 890,336.36, 1,335,357.82 and 250,684.42

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Solution

The fourth proportional to 890,336.36, 1,335,357.82 and 250,684.42 is: 375,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,336.36 : 1,335,357.82 = 250,684.42 : x
  2. Step 2: Convert to fraction form
    890,336.36/1,335,357.82 = 250,684.42/x
  3. Step 3: Cross multiply
    890,336.36x = 1,335,357.82 × 250,684.42
  4. Step 4: Simplify right side
    890,336.36x = 334,753,400,599.16
  5. Step 5: Solve for x
    x = 334,753,400,599.16/890,336.36
  6. Step 6: Final answer
    x = 375,985.32

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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.