Home / 708,103.50-1,062,154.22-328,816.82

Finding the Fourth Proportional to 708,103.50, 1,062,154.22 and 328,816.82

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Solution

The fourth proportional to 708,103.50, 1,062,154.22 and 328,816.82 is: 493,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,103.50 : 1,062,154.22 = 328,816.82 : x
  2. Step 2: Convert to fraction form
    708,103.50/1,062,154.22 = 328,816.82/x
  3. Step 3: Cross multiply
    708,103.50x = 1,062,154.22 × 328,816.82
  4. Step 4: Simplify right side
    708,103.50x = 349,254,172,969.98
  5. Step 5: Solve for x
    x = 349,254,172,969.98/708,103.50
  6. Step 6: Final answer
    x = 493,224.75

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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.