Home / 888,479.06-1,332,696.44-415,693.40

Finding the Fourth Proportional to 888,479.06, 1,332,696.44 and 415,693.40

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Solution

The fourth proportional to 888,479.06, 1,332,696.44 and 415,693.40 is: 623,529.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,479.06 : 1,332,696.44 = 415,693.40 : x
  2. Step 2: Convert to fraction form
    888,479.06/1,332,696.44 = 415,693.40/x
  3. Step 3: Cross multiply
    888,479.06x = 1,332,696.44 × 415,693.40
  4. Step 4: Simplify right side
    888,479.06x = 553,993,105,569.55
  5. Step 5: Solve for x
    x = 553,993,105,569.55/888,479.06
  6. Step 6: Final answer
    x = 623,529.73

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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.