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Finding the Fourth Proportional to 335,783.82, 503,339.18 and 155,995.59

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Solution

The fourth proportional to 335,783.82, 503,339.18 and 155,995.59 is: 233,837.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,783.82 : 503,339.18 = 155,995.59 : x
  2. Step 2: Convert to fraction form
    335,783.82/503,339.18 = 155,995.59/x
  3. Step 3: Cross multiply
    335,783.82x = 503,339.18 × 155,995.59
  4. Step 4: Simplify right side
    335,783.82x = 78,518,691,574.24
  5. Step 5: Solve for x
    x = 78,518,691,574.24/335,783.82
  6. Step 6: Final answer
    x = 233,837.03

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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.