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Finding the Fourth Proportional to 473,001.84, 652,656.59 and 279,441.07

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Solution

The fourth proportional to 473,001.84, 652,656.59 and 279,441.07 is: 385,577.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,001.84 : 652,656.59 = 279,441.07 : x
  2. Step 2: Convert to fraction form
    473,001.84/652,656.59 = 279,441.07/x
  3. Step 3: Cross multiply
    473,001.84x = 652,656.59 × 279,441.07
  4. Step 4: Simplify right side
    473,001.84x = 182,379,053,287.47
  5. Step 5: Solve for x
    x = 182,379,053,287.47/473,001.84
  6. Step 6: Final answer
    x = 385,577.89

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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.