Home / 909,854.30-1,364,956.41-348,845.06

Finding the Fourth Proportional to 909,854.30, 1,364,956.41 and 348,845.06

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Solution

The fourth proportional to 909,854.30, 1,364,956.41 and 348,845.06 is: 523,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,854.30 : 1,364,956.41 = 348,845.06 : x
  2. Step 2: Convert to fraction form
    909,854.30/1,364,956.41 = 348,845.06/x
  3. Step 3: Cross multiply
    909,854.30x = 1,364,956.41 × 348,845.06
  4. Step 4: Simplify right side
    909,854.30x = 476,158,305,464.40
  5. Step 5: Solve for x
    x = 476,158,305,464.40/909,854.30
  6. Step 6: Final answer
    x = 523,334.67

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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.