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Finding the Fourth Proportional to 302,697.23, 453,734.27 and 134,296.86

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Solution

The fourth proportional to 302,697.23, 453,734.27 and 134,296.86 is: 201,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,697.23 : 453,734.27 = 134,296.86 : x
  2. Step 2: Convert to fraction form
    302,697.23/453,734.27 = 134,296.86/x
  3. Step 3: Cross multiply
    302,697.23x = 453,734.27 × 134,296.86
  4. Step 4: Simplify right side
    302,697.23x = 60,935,087,735.39
  5. Step 5: Solve for x
    x = 60,935,087,735.39/302,697.23
  6. Step 6: Final answer
    x = 201,307.05

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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.