Home / 631,484.10-947,546.10-276,501.60

Finding the Fourth Proportional to 631,484.10, 947,546.10 and 276,501.60

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Solution

The fourth proportional to 631,484.10, 947,546.10 and 276,501.60 is: 414,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,484.10 : 947,546.10 = 276,501.60 : x
  2. Step 2: Convert to fraction form
    631,484.10/947,546.10 = 276,501.60/x
  3. Step 3: Cross multiply
    631,484.10x = 947,546.10 × 276,501.60
  4. Step 4: Simplify right side
    631,484.10x = 261,998,012,723.76
  5. Step 5: Solve for x
    x = 261,998,012,723.76/631,484.10
  6. Step 6: Final answer
    x = 414,892.49

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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.