Home / 899,539.11-1,348,814.47-443,126.06

Finding the Fourth Proportional to 899,539.11, 1,348,814.47 and 443,126.06

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Solution

The fourth proportional to 899,539.11, 1,348,814.47 and 443,126.06 is: 664,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,539.11 : 1,348,814.47 = 443,126.06 : x
  2. Step 2: Convert to fraction form
    899,539.11/1,348,814.47 = 443,126.06/x
  3. Step 3: Cross multiply
    899,539.11x = 1,348,814.47 × 443,126.06
  4. Step 4: Simplify right side
    899,539.11x = 597,694,844,026.31
  5. Step 5: Solve for x
    x = 597,694,844,026.31/899,539.11
  6. Step 6: Final answer
    x = 664,445.64

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Double scale
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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.