Home / 903,798.47-1,353,890.31-543,770.75

Finding the Fourth Proportional to 903,798.47, 1,353,890.31 and 543,770.75

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Solution

The fourth proportional to 903,798.47, 1,353,890.31 and 543,770.75 is: 814,568.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,798.47 : 1,353,890.31 = 543,770.75 : x
  2. Step 2: Convert to fraction form
    903,798.47/1,353,890.31 = 543,770.75/x
  3. Step 3: Cross multiply
    903,798.47x = 1,353,890.31 × 543,770.75
  4. Step 4: Simplify right side
    903,798.47x = 736,205,942,516.98
  5. Step 5: Solve for x
    x = 736,205,942,516.98/903,798.47
  6. Step 6: Final answer
    x = 814,568.70

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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.