Home / 750,813.39-1,125,436.70-371,497.39

Finding the Fourth Proportional to 750,813.39, 1,125,436.70 and 371,497.39

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Solution

The fourth proportional to 750,813.39, 1,125,436.70 and 371,497.39 is: 556,858.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,813.39 : 1,125,436.70 = 371,497.39 : x
  2. Step 2: Convert to fraction form
    750,813.39/1,125,436.70 = 371,497.39/x
  3. Step 3: Cross multiply
    750,813.39x = 1,125,436.70 × 371,497.39
  4. Step 4: Simplify right side
    750,813.39x = 418,096,794,775.37
  5. Step 5: Solve for x
    x = 418,096,794,775.37/750,813.39
  6. Step 6: Final answer
    x = 556,858.47

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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.