Home / 782,042.78-1,173,084.67-249,563.30

Finding the Fourth Proportional to 782,042.78, 1,173,084.67 and 249,563.30

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Solution

The fourth proportional to 782,042.78, 1,173,084.67 and 249,563.30 is: 374,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,042.78 : 1,173,084.67 = 249,563.30 : x
  2. Step 2: Convert to fraction form
    782,042.78/1,173,084.67 = 249,563.30/x
  3. Step 3: Cross multiply
    782,042.78x = 1,173,084.67 × 249,563.30
  4. Step 4: Simplify right side
    782,042.78x = 292,758,875,559.19
  5. Step 5: Solve for x
    x = 292,758,875,559.19/782,042.78
  6. Step 6: Final answer
    x = 374,351.48

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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.