Home / 733,827.80-1,100,741.70-521,251.40

Finding the Fourth Proportional to 733,827.80, 1,100,741.70 and 521,251.40

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Solution

The fourth proportional to 733,827.80, 1,100,741.70 and 521,251.40 is: 781,877.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,827.80 : 1,100,741.70 = 521,251.40 : x
  2. Step 2: Convert to fraction form
    733,827.80/1,100,741.70 = 521,251.40/x
  3. Step 3: Cross multiply
    733,827.80x = 1,100,741.70 × 521,251.40
  4. Step 4: Simplify right side
    733,827.80x = 573,763,152,163.38
  5. Step 5: Solve for x
    x = 573,763,152,163.38/733,827.80
  6. Step 6: Final answer
    x = 781,877.10

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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.