Home / 1,067,273.60-1,600,363.20-319,222.40

Finding the Fourth Proportional to 1,067,273.60, 1,600,363.20 and 319,222.40

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Solution

The fourth proportional to 1,067,273.60, 1,600,363.20 and 319,222.40 is: 478,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,273.60 : 1,600,363.20 = 319,222.40 : x
  2. Step 2: Convert to fraction form
    1,067,273.60/1,600,363.20 = 319,222.40/x
  3. Step 3: Cross multiply
    1,067,273.60x = 1,600,363.20 × 319,222.40
  4. Step 4: Simplify right side
    1,067,273.60x = 510,871,781,575.68
  5. Step 5: Solve for x
    x = 510,871,781,575.68/1,067,273.60
  6. Step 6: Final answer
    x = 478,669.93

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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.