Home / 846,686.32-1,270,250.82-491,358.76

Finding the Fourth Proportional to 846,686.32, 1,270,250.82 and 491,358.76

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Solution

The fourth proportional to 846,686.32, 1,270,250.82 and 491,358.76 is: 737,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,686.32 : 1,270,250.82 = 491,358.76 : x
  2. Step 2: Convert to fraction form
    846,686.32/1,270,250.82 = 491,358.76/x
  3. Step 3: Cross multiply
    846,686.32x = 1,270,250.82 × 491,358.76
  4. Step 4: Simplify right side
    846,686.32x = 624,148,867,804.18
  5. Step 5: Solve for x
    x = 624,148,867,804.18/846,686.32
  6. Step 6: Final answer
    x = 737,166.59

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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.