Home / 722,037.52-1,083,756.12-348,322.96

Finding the Fourth Proportional to 722,037.52, 1,083,756.12 and 348,322.96

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Solution

The fourth proportional to 722,037.52, 1,083,756.12 and 348,322.96 is: 522,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,037.52 : 1,083,756.12 = 348,322.96 : x
  2. Step 2: Convert to fraction form
    722,037.52/1,083,756.12 = 348,322.96/x
  3. Step 3: Cross multiply
    722,037.52x = 1,083,756.12 × 348,322.96
  4. Step 4: Simplify right side
    722,037.52x = 377,497,139,636.52
  5. Step 5: Solve for x
    x = 377,497,139,636.52/722,037.52
  6. Step 6: Final answer
    x = 522,822.05

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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.