Home / 804,906.72-1,110,971.76-465,325.92

Finding the Fourth Proportional to 804,906.72, 1,110,971.76 and 465,325.92

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Solution

The fourth proportional to 804,906.72, 1,110,971.76 and 465,325.92 is: 642,265.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,906.72 : 1,110,971.76 = 465,325.92 : x
  2. Step 2: Convert to fraction form
    804,906.72/1,110,971.76 = 465,325.92/x
  3. Step 3: Cross multiply
    804,906.72x = 1,110,971.76 × 465,325.92
  4. Step 4: Simplify right side
    804,906.72x = 516,963,956,316.02
  5. Step 5: Solve for x
    x = 516,963,956,316.02/804,906.72
  6. Step 6: Final answer
    x = 642,265.67

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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.