Home / 942,023.60-1,413,255.90-310,936.79

Finding the Fourth Proportional to 942,023.60, 1,413,255.90 and 310,936.79

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Solution

The fourth proportional to 942,023.60, 1,413,255.90 and 310,936.79 is: 466,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,023.60 : 1,413,255.90 = 310,936.79 : x
  2. Step 2: Convert to fraction form
    942,023.60/1,413,255.90 = 310,936.79/x
  3. Step 3: Cross multiply
    942,023.60x = 1,413,255.90 × 310,936.79
  4. Step 4: Simplify right side
    942,023.60x = 439,433,252,994.56
  5. Step 5: Solve for x
    x = 439,433,252,994.56/942,023.60
  6. Step 6: Final answer
    x = 466,477.97

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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.