Home / 830,174.69-1,245,262.95-231,137.17

Finding the Fourth Proportional to 830,174.69, 1,245,262.95 and 231,137.17

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Solution

The fourth proportional to 830,174.69, 1,245,262.95 and 231,137.17 is: 346,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,174.69 : 1,245,262.95 = 231,137.17 : x
  2. Step 2: Convert to fraction form
    830,174.69/1,245,262.95 = 231,137.17/x
  3. Step 3: Cross multiply
    830,174.69x = 1,245,262.95 × 231,137.17
  4. Step 4: Simplify right side
    830,174.69x = 287,826,551,055.69
  5. Step 5: Solve for x
    x = 287,826,551,055.69/830,174.69
  6. Step 6: Final answer
    x = 346,706.00

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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.