Home / 939,551.52-1,409,276.96-332,297.76

Finding the Fourth Proportional to 939,551.52, 1,409,276.96 and 332,297.76

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Solution

The fourth proportional to 939,551.52, 1,409,276.96 and 332,297.76 is: 498,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,551.52 : 1,409,276.96 = 332,297.76 : x
  2. Step 2: Convert to fraction form
    939,551.52/1,409,276.96 = 332,297.76/x
  3. Step 3: Cross multiply
    939,551.52x = 1,409,276.96 × 332,297.76
  4. Step 4: Simplify right side
    939,551.52x = 468,299,577,027.61
  5. Step 5: Solve for x
    x = 468,299,577,027.61/939,551.52
  6. Step 6: Final answer
    x = 498,428.84

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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.