Home / 906,540.49-1,251,056.60-498,672.67

Finding the Fourth Proportional to 906,540.49, 1,251,056.60 and 498,672.67

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Solution

The fourth proportional to 906,540.49, 1,251,056.60 and 498,672.67 is: 688,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,540.49 : 1,251,056.60 = 498,672.67 : x
  2. Step 2: Convert to fraction form
    906,540.49/1,251,056.60 = 498,672.67/x
  3. Step 3: Cross multiply
    906,540.49x = 1,251,056.60 × 498,672.67
  4. Step 4: Simplify right side
    906,540.49x = 623,867,735,043.12
  5. Step 5: Solve for x
    x = 623,867,735,043.12/906,540.49
  6. Step 6: Final answer
    x = 688,185.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.