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Finding the Fourth Proportional to 335,328.91, 502,886.68 and 110,647.47

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Solution

The fourth proportional to 335,328.91, 502,886.68 and 110,647.47 is: 165,936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,328.91 : 502,886.68 = 110,647.47 : x
  2. Step 2: Convert to fraction form
    335,328.91/502,886.68 = 110,647.47/x
  3. Step 3: Cross multiply
    335,328.91x = 502,886.68 × 110,647.47
  4. Step 4: Simplify right side
    335,328.91x = 55,643,137,619.17
  5. Step 5: Solve for x
    x = 55,643,137,619.17/335,328.91
  6. Step 6: Final answer
    x = 165,936.00

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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.