Home / 702,948.84-1,054,205.22-253,611.30

Finding the Fourth Proportional to 702,948.84, 1,054,205.22 and 253,611.30

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Solution

The fourth proportional to 702,948.84, 1,054,205.22 and 253,611.30 is: 380,338.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,948.84 : 1,054,205.22 = 253,611.30 : x
  2. Step 2: Convert to fraction form
    702,948.84/1,054,205.22 = 253,611.30/x
  3. Step 3: Cross multiply
    702,948.84x = 1,054,205.22 × 253,611.30
  4. Step 4: Simplify right side
    702,948.84x = 267,358,356,310.99
  5. Step 5: Solve for x
    x = 267,358,356,310.99/702,948.84
  6. Step 6: Final answer
    x = 380,338.29

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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.