Home / 874,473.61-1,308,747.72-537,727.57

Finding the Fourth Proportional to 874,473.61, 1,308,747.72 and 537,727.57

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Solution

The fourth proportional to 874,473.61, 1,308,747.72 and 537,727.57 is: 804,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,473.61 : 1,308,747.72 = 537,727.57 : x
  2. Step 2: Convert to fraction form
    874,473.61/1,308,747.72 = 537,727.57/x
  3. Step 3: Cross multiply
    874,473.61x = 1,308,747.72 × 537,727.57
  4. Step 4: Simplify right side
    874,473.61x = 703,749,731,218.64
  5. Step 5: Solve for x
    x = 703,749,731,218.64/874,473.61
  6. Step 6: Final answer
    x = 804,769.55

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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.