Home / 889,883.28-1,334,820.60-291,252.24

Finding the Fourth Proportional to 889,883.28, 1,334,820.60 and 291,252.24

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Solution

The fourth proportional to 889,883.28, 1,334,820.60 and 291,252.24 is: 436,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,883.28 : 1,334,820.60 = 291,252.24 : x
  2. Step 2: Convert to fraction form
    889,883.28/1,334,820.60 = 291,252.24/x
  3. Step 3: Cross multiply
    889,883.28x = 1,334,820.60 × 291,252.24
  4. Step 4: Simplify right side
    889,883.28x = 388,769,489,748.14
  5. Step 5: Solve for x
    x = 388,769,489,748.14/889,883.28
  6. Step 6: Final answer
    x = 436,876.95

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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.