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Finding the Fourth Proportional to 335,209.20, 502,838.10 and 201,802.20

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Solution

The fourth proportional to 335,209.20, 502,838.10 and 201,802.20 is: 302,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,209.20 : 502,838.10 = 201,802.20 : x
  2. Step 2: Convert to fraction form
    335,209.20/502,838.10 = 201,802.20/x
  3. Step 3: Cross multiply
    335,209.20x = 502,838.10 × 201,802.20
  4. Step 4: Simplify right side
    335,209.20x = 101,473,834,823.82
  5. Step 5: Solve for x
    x = 101,473,834,823.82/335,209.20
  6. Step 6: Final answer
    x = 302,717.93

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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.