Home / 677,782.04-1,015,963.70-228,347.60

Finding the Fourth Proportional to 677,782.04, 1,015,963.70 and 228,347.60

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Solution

The fourth proportional to 677,782.04, 1,015,963.70 and 228,347.60 is: 342,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,782.04 : 1,015,963.70 = 228,347.60 : x
  2. Step 2: Convert to fraction form
    677,782.04/1,015,963.70 = 228,347.60/x
  3. Step 3: Cross multiply
    677,782.04x = 1,015,963.70 × 228,347.60
  4. Step 4: Simplify right side
    677,782.04x = 231,992,872,582.12
  5. Step 5: Solve for x
    x = 231,992,872,582.12/677,782.04
  6. Step 6: Final answer
    x = 342,282.41

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1.5x scale

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.