Home / 899,442.44-1,349,537.30-393,743.10

Finding the Fourth Proportional to 899,442.44, 1,349,537.30 and 393,743.10

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Solution

The fourth proportional to 899,442.44, 1,349,537.30 and 393,743.10 is: 590,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,442.44 : 1,349,537.30 = 393,743.10 : x
  2. Step 2: Convert to fraction form
    899,442.44/1,349,537.30 = 393,743.10/x
  3. Step 3: Cross multiply
    899,442.44x = 1,349,537.30 × 393,743.10
  4. Step 4: Simplify right side
    899,442.44x = 531,371,000,067.63
  5. Step 5: Solve for x
    x = 531,371,000,067.63/899,442.44
  6. Step 6: Final answer
    x = 590,778.22

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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.