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Finding the Fourth Proportional to 303,155.52, 454,595.04 and 145,458.24

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Solution

The fourth proportional to 303,155.52, 454,595.04 and 145,458.24 is: 218,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,155.52 : 454,595.04 = 145,458.24 : x
  2. Step 2: Convert to fraction form
    303,155.52/454,595.04 = 145,458.24/x
  3. Step 3: Cross multiply
    303,155.52x = 454,595.04 × 145,458.24
  4. Step 4: Simplify right side
    303,155.52x = 66,124,594,431.13
  5. Step 5: Solve for x
    x = 66,124,594,431.13/303,155.52
  6. Step 6: Final answer
    x = 218,121.03

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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.