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Finding the Fourth Proportional to 355,511.70, 533,340.45 and 119,024.10

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Solution

The fourth proportional to 355,511.70, 533,340.45 and 119,024.10 is: 178,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,511.70 : 533,340.45 = 119,024.10 : x
  2. Step 2: Convert to fraction form
    355,511.70/533,340.45 = 119,024.10/x
  3. Step 3: Cross multiply
    355,511.70x = 533,340.45 × 119,024.10
  4. Step 4: Simplify right side
    355,511.70x = 63,480,367,054.85
  5. Step 5: Solve for x
    x = 63,480,367,054.85/355,511.70
  6. Step 6: Final answer
    x = 178,560.56

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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.