Home / 825,699.76-1,239,075.83-376,465.45

Finding the Fourth Proportional to 825,699.76, 1,239,075.83 and 376,465.45

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Solution

The fourth proportional to 825,699.76, 1,239,075.83 and 376,465.45 is: 564,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,699.76 : 1,239,075.83 = 376,465.45 : x
  2. Step 2: Convert to fraction form
    825,699.76/1,239,075.83 = 376,465.45/x
  3. Step 3: Cross multiply
    825,699.76x = 1,239,075.83 × 376,465.45
  4. Step 4: Simplify right side
    825,699.76x = 466,469,238,042.75
  5. Step 5: Solve for x
    x = 466,469,238,042.75/825,699.76
  6. Step 6: Final answer
    x = 564,938.08

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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.