Home / 702,379.84-1,053,603.60-229,064.32

Finding the Fourth Proportional to 702,379.84, 1,053,603.60 and 229,064.32

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Solution

The fourth proportional to 702,379.84, 1,053,603.60 and 229,064.32 is: 343,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,379.84 : 1,053,603.60 = 229,064.32 : x
  2. Step 2: Convert to fraction form
    702,379.84/1,053,603.60 = 229,064.32/x
  3. Step 3: Cross multiply
    702,379.84x = 1,053,603.60 × 229,064.32
  4. Step 4: Simplify right side
    702,379.84x = 241,342,992,183.55
  5. Step 5: Solve for x
    x = 241,342,992,183.55/702,379.84
  6. Step 6: Final answer
    x = 343,607.52

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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.