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Finding the Fourth Proportional to 573,624.72, 857,918.52 and 510,886.80

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Solution

The fourth proportional to 573,624.72, 857,918.52 and 510,886.80 is: 764,087.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,624.72 : 857,918.52 = 510,886.80 : x
  2. Step 2: Convert to fraction form
    573,624.72/857,918.52 = 510,886.80/x
  3. Step 3: Cross multiply
    573,624.72x = 857,918.52 × 510,886.80
  4. Step 4: Simplify right side
    573,624.72x = 438,299,247,343.54
  5. Step 5: Solve for x
    x = 438,299,247,343.54/573,624.72
  6. Step 6: Final answer
    x = 764,087.10

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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.