Home / 890,202.62-1,335,417.12-282,774.24

Finding the Fourth Proportional to 890,202.62, 1,335,417.12 and 282,774.24

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Solution

The fourth proportional to 890,202.62, 1,335,417.12 and 282,774.24 is: 424,197.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,202.62 : 1,335,417.12 = 282,774.24 : x
  2. Step 2: Convert to fraction form
    890,202.62/1,335,417.12 = 282,774.24/x
  3. Step 3: Cross multiply
    890,202.62x = 1,335,417.12 × 282,774.24
  4. Step 4: Simplify right side
    890,202.62x = 377,621,561,190.99
  5. Step 5: Solve for x
    x = 377,621,561,190.99/890,202.62
  6. Step 6: Final answer
    x = 424,197.31

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Double scale
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Similar ratio
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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.