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Finding the Fourth Proportional to 473,839.62, 653,835.51 and 304,303.38

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Solution

The fourth proportional to 473,839.62, 653,835.51 and 304,303.38 is: 419,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,839.62 : 653,835.51 = 304,303.38 : x
  2. Step 2: Convert to fraction form
    473,839.62/653,835.51 = 304,303.38/x
  3. Step 3: Cross multiply
    473,839.62x = 653,835.51 × 304,303.38
  4. Step 4: Simplify right side
    473,839.62x = 198,964,355,657.02
  5. Step 5: Solve for x
    x = 198,964,355,657.02/473,839.62
  6. Step 6: Final answer
    x = 419,898.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.