Home / 884,601.52-1,220,365.68-562,138.96

Finding the Fourth Proportional to 884,601.52, 1,220,365.68 and 562,138.96

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Solution

The fourth proportional to 884,601.52, 1,220,365.68 and 562,138.96 is: 775,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,601.52 : 1,220,365.68 = 562,138.96 : x
  2. Step 2: Convert to fraction form
    884,601.52/1,220,365.68 = 562,138.96/x
  3. Step 3: Cross multiply
    884,601.52x = 1,220,365.68 × 562,138.96
  4. Step 4: Simplify right side
    884,601.52x = 686,015,094,174.89
  5. Step 5: Solve for x
    x = 686,015,094,174.89/884,601.52
  6. Step 6: Final answer
    x = 775,507.48

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.