Home / 276,566.40-414,946.80-118,804.32

Finding the Fourth Proportional to 276,566.40, 414,946.80 and 118,804.32

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Solution

The fourth proportional to 276,566.40, 414,946.80 and 118,804.32 is: 178,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,566.40 : 414,946.80 = 118,804.32 : x
  2. Step 2: Convert to fraction form
    276,566.40/414,946.80 = 118,804.32/x
  3. Step 3: Cross multiply
    276,566.40x = 414,946.80 × 118,804.32
  4. Step 4: Simplify right side
    276,566.40x = 49,297,472,410.18
  5. Step 5: Solve for x
    x = 49,297,472,410.18/276,566.40
  6. Step 6: Final answer
    x = 178,248.23

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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.