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Finding the Fourth Proportional to 535,626.24, 803,439.12 and 203,202.24

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Solution

The fourth proportional to 535,626.24, 803,439.12 and 203,202.24 is: 304,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,626.24 : 803,439.12 = 203,202.24 : x
  2. Step 2: Convert to fraction form
    535,626.24/803,439.12 = 203,202.24/x
  3. Step 3: Cross multiply
    535,626.24x = 803,439.12 × 203,202.24
  4. Step 4: Simplify right side
    535,626.24x = 163,260,628,887.63
  5. Step 5: Solve for x
    x = 163,260,628,887.63/535,626.24
  6. Step 6: Final answer
    x = 304,803.27

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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.