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Finding the Fourth Proportional to 302,560.30, 452,856.30 and 235,638.10

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Solution

The fourth proportional to 302,560.30, 452,856.30 and 235,638.10 is: 352,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,560.30 : 452,856.30 = 235,638.10 : x
  2. Step 2: Convert to fraction form
    302,560.30/452,856.30 = 235,638.10/x
  3. Step 3: Cross multiply
    302,560.30x = 452,856.30 × 235,638.10
  4. Step 4: Simplify right side
    302,560.30x = 106,710,198,105.03
  5. Step 5: Solve for x
    x = 106,710,198,105.03/302,560.30
  6. Step 6: Final answer
    x = 352,690.68

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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.