Home / 991,244.48-1,486,867.88-271,592.28

Finding the Fourth Proportional to 991,244.48, 1,486,867.88 and 271,592.28

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Solution

The fourth proportional to 991,244.48, 1,486,867.88 and 271,592.28 is: 407,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,244.48 : 1,486,867.88 = 271,592.28 : x
  2. Step 2: Convert to fraction form
    991,244.48/1,486,867.88 = 271,592.28/x
  3. Step 3: Cross multiply
    991,244.48x = 1,486,867.88 × 271,592.28
  4. Step 4: Simplify right side
    991,244.48x = 403,821,837,587.97
  5. Step 5: Solve for x
    x = 403,821,837,587.97/991,244.48
  6. Step 6: Final answer
    x = 407,388.74

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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.