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Finding the Fourth Proportional to 599,051.28, 898,559.64 and 155,819.28

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Solution

The fourth proportional to 599,051.28, 898,559.64 and 155,819.28 is: 233,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,051.28 : 898,559.64 = 155,819.28 : x
  2. Step 2: Convert to fraction form
    599,051.28/898,559.64 = 155,819.28/x
  3. Step 3: Cross multiply
    599,051.28x = 898,559.64 × 155,819.28
  4. Step 4: Simplify right side
    599,051.28x = 140,012,916,141.86
  5. Step 5: Solve for x
    x = 140,012,916,141.86/599,051.28
  6. Step 6: Final answer
    x = 233,724.43

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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.