Home / 937,090.90-1,405,636.35-227,118.94

Finding the Fourth Proportional to 937,090.90, 1,405,636.35 and 227,118.94

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Solution

The fourth proportional to 937,090.90, 1,405,636.35 and 227,118.94 is: 340,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,090.90 : 1,405,636.35 = 227,118.94 : x
  2. Step 2: Convert to fraction form
    937,090.90/1,405,636.35 = 227,118.94/x
  3. Step 3: Cross multiply
    937,090.90x = 1,405,636.35 × 227,118.94
  4. Step 4: Simplify right side
    937,090.90x = 319,246,637,837.47
  5. Step 5: Solve for x
    x = 319,246,637,837.47/937,090.90
  6. Step 6: Final answer
    x = 340,678.41

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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.