Home / 802,884.74-1,107,878.85-458,742.95

Finding the Fourth Proportional to 802,884.74, 1,107,878.85 and 458,742.95

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Solution

The fourth proportional to 802,884.74, 1,107,878.85 and 458,742.95 is: 633,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,884.74 : 1,107,878.85 = 458,742.95 : x
  2. Step 2: Convert to fraction form
    802,884.74/1,107,878.85 = 458,742.95/x
  3. Step 3: Cross multiply
    802,884.74x = 1,107,878.85 × 458,742.95
  4. Step 4: Simplify right side
    802,884.74x = 508,231,611,891.61
  5. Step 5: Solve for x
    x = 508,231,611,891.61/802,884.74
  6. Step 6: Final answer
    x = 633,006.94

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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.