Home / 747,096.44-1,031,009.46-407,564.42

Finding the Fourth Proportional to 747,096.44, 1,031,009.46 and 407,564.42

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Solution

The fourth proportional to 747,096.44, 1,031,009.46 and 407,564.42 is: 562,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,096.44 : 1,031,009.46 = 407,564.42 : x
  2. Step 2: Convert to fraction form
    747,096.44/1,031,009.46 = 407,564.42/x
  3. Step 3: Cross multiply
    747,096.44x = 1,031,009.46 × 407,564.42
  4. Step 4: Simplify right side
    747,096.44x = 420,202,772,579.41
  5. Step 5: Solve for x
    x = 420,202,772,579.41/747,096.44
  6. Step 6: Final answer
    x = 562,447.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.