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Finding the Fourth Proportional to 514,163.19, 772,427.22 and 362,708.85

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Solution

The fourth proportional to 514,163.19, 772,427.22 and 362,708.85 is: 544,897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,163.19 : 772,427.22 = 362,708.85 : x
  2. Step 2: Convert to fraction form
    514,163.19/772,427.22 = 362,708.85/x
  3. Step 3: Cross multiply
    514,163.19x = 772,427.22 × 362,708.85
  4. Step 4: Simplify right side
    514,163.19x = 280,166,188,674.90
  5. Step 5: Solve for x
    x = 280,166,188,674.90/514,163.19
  6. Step 6: Final answer
    x = 544,897.41

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1.5x scale

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.