Home / 702,907.20-1,053,616.32-229,465.44

Finding the Fourth Proportional to 702,907.20, 1,053,616.32 and 229,465.44

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Solution

The fourth proportional to 702,907.20, 1,053,616.32 and 229,465.44 is: 343,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,907.20 : 1,053,616.32 = 229,465.44 : x
  2. Step 2: Convert to fraction form
    702,907.20/1,053,616.32 = 229,465.44/x
  3. Step 3: Cross multiply
    702,907.20x = 1,053,616.32 × 229,465.44
  4. Step 4: Simplify right side
    702,907.20x = 241,768,532,459.98
  5. Step 5: Solve for x
    x = 241,768,532,459.98/702,907.20
  6. Step 6: Final answer
    x = 343,955.12

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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.