Home / 677,775.04-1,015,953.20-228,340.60

Finding the Fourth Proportional to 677,775.04, 1,015,953.20 and 228,340.60

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Solution

The fourth proportional to 677,775.04, 1,015,953.20 and 228,340.60 is: 342,271.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,775.04 : 1,015,953.20 = 228,340.60 : x
  2. Step 2: Convert to fraction form
    677,775.04/1,015,953.20 = 228,340.60/x
  3. Step 3: Cross multiply
    677,775.04x = 1,015,953.20 × 228,340.60
  4. Step 4: Simplify right side
    677,775.04x = 231,983,360,434.61
  5. Step 5: Solve for x
    x = 231,983,360,434.61/677,775.04
  6. Step 6: Final answer
    x = 342,271.92

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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.