Home / 935,037.56-1,402,906.20-485,477.84

Finding the Fourth Proportional to 935,037.56, 1,402,906.20 and 485,477.84

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Solution

The fourth proportional to 935,037.56, 1,402,906.20 and 485,477.84 is: 728,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,037.56 : 1,402,906.20 = 485,477.84 : x
  2. Step 2: Convert to fraction form
    935,037.56/1,402,906.20 = 485,477.84/x
  3. Step 3: Cross multiply
    935,037.56x = 1,402,906.20 × 485,477.84
  4. Step 4: Simplify right side
    935,037.56x = 681,079,871,698.61
  5. Step 5: Solve for x
    x = 681,079,871,698.61/935,037.56
  6. Step 6: Final answer
    x = 728,398.41

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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.