Home / 369,043.32-553,729.86-179,399.64

Finding the Fourth Proportional to 369,043.32, 553,729.86 and 179,399.64

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Solution

The fourth proportional to 369,043.32, 553,729.86 and 179,399.64 is: 269,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,043.32 : 553,729.86 = 179,399.64 : x
  2. Step 2: Convert to fraction form
    369,043.32/553,729.86 = 179,399.64/x
  3. Step 3: Cross multiply
    369,043.32x = 553,729.86 × 179,399.64
  4. Step 4: Simplify right side
    369,043.32x = 99,338,937,541.25
  5. Step 5: Solve for x
    x = 99,338,937,541.25/369,043.32
  6. Step 6: Final answer
    x = 269,179.61

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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.