Home / 699,308.64-1,049,257.98-446,873.76

Finding the Fourth Proportional to 699,308.64, 1,049,257.98 and 446,873.76

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Solution

The fourth proportional to 699,308.64, 1,049,257.98 and 446,873.76 is: 670,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,308.64 : 1,049,257.98 = 446,873.76 : x
  2. Step 2: Convert to fraction form
    699,308.64/1,049,257.98 = 446,873.76/x
  3. Step 3: Cross multiply
    699,308.64x = 1,049,257.98 × 446,873.76
  4. Step 4: Simplify right side
    699,308.64x = 468,885,858,732.61
  5. Step 5: Solve for x
    x = 468,885,858,732.61/699,308.64
  6. Step 6: Final answer
    x = 670,499.16

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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.