Home / 715,565.36-1,073,477.64-294,611.60

Finding the Fourth Proportional to 715,565.36, 1,073,477.64 and 294,611.60

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Solution

The fourth proportional to 715,565.36, 1,073,477.64 and 294,611.60 is: 441,970.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,565.36 : 1,073,477.64 = 294,611.60 : x
  2. Step 2: Convert to fraction form
    715,565.36/1,073,477.64 = 294,611.60/x
  3. Step 3: Cross multiply
    715,565.36x = 1,073,477.64 × 294,611.60
  4. Step 4: Simplify right side
    715,565.36x = 316,258,965,084.62
  5. Step 5: Solve for x
    x = 316,258,965,084.62/715,565.36
  6. Step 6: Final answer
    x = 441,970.76

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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.