Home / 713,206.44-1,069,809.66-292,680.36

Finding the Fourth Proportional to 713,206.44, 1,069,809.66 and 292,680.36

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Solution

The fourth proportional to 713,206.44, 1,069,809.66 and 292,680.36 is: 439,020.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,206.44 : 1,069,809.66 = 292,680.36 : x
  2. Step 2: Convert to fraction form
    713,206.44/1,069,809.66 = 292,680.36/x
  3. Step 3: Cross multiply
    713,206.44x = 1,069,809.66 × 292,680.36
  4. Step 4: Simplify right side
    713,206.44x = 313,112,276,420.28
  5. Step 5: Solve for x
    x = 313,112,276,420.28/713,206.44
  6. Step 6: Final answer
    x = 439,020.54

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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.