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Finding the Fourth Proportional to 302,351.76, 453,807.99 and 152,697.42

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Solution

The fourth proportional to 302,351.76, 453,807.99 and 152,697.42 is: 229,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,351.76 : 453,807.99 = 152,697.42 : x
  2. Step 2: Convert to fraction form
    302,351.76/453,807.99 = 152,697.42/x
  3. Step 3: Cross multiply
    302,351.76x = 453,807.99 × 152,697.42
  4. Step 4: Simplify right side
    302,351.76x = 69,295,309,248.39
  5. Step 5: Solve for x
    x = 69,295,309,248.39/302,351.76
  6. Step 6: Final answer
    x = 229,187.72

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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.