Home / 782,495.82-1,173,645.72-249,972.66

Finding the Fourth Proportional to 782,495.82, 1,173,645.72 and 249,972.66

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Solution

The fourth proportional to 782,495.82, 1,173,645.72 and 249,972.66 is: 374,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,495.82 : 1,173,645.72 = 249,972.66 : x
  2. Step 2: Convert to fraction form
    782,495.82/1,173,645.72 = 249,972.66/x
  3. Step 3: Cross multiply
    782,495.82x = 1,173,645.72 × 249,972.66
  4. Step 4: Simplify right side
    782,495.82x = 293,379,342,526.02
  5. Step 5: Solve for x
    x = 293,379,342,526.02/782,495.82
  6. Step 6: Final answer
    x = 374,927.68

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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.