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Finding the Fourth Proportional to 360,030.38, 540,043.62 and 146,797.47

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Solution

The fourth proportional to 360,030.38, 540,043.62 and 146,797.47 is: 220,195.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,030.38 : 540,043.62 = 146,797.47 : x
  2. Step 2: Convert to fraction form
    360,030.38/540,043.62 = 146,797.47/x
  3. Step 3: Cross multiply
    360,030.38x = 540,043.62 × 146,797.47
  4. Step 4: Simplify right side
    360,030.38x = 79,277,037,105.64
  5. Step 5: Solve for x
    x = 79,277,037,105.64/360,030.38
  6. Step 6: Final answer
    x = 220,195.41

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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.