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Finding the Fourth Proportional to 575,556.54, 794,769.48 and 361,065.30

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Solution

The fourth proportional to 575,556.54, 794,769.48 and 361,065.30 is: 498,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,556.54 : 794,769.48 = 361,065.30 : x
  2. Step 2: Convert to fraction form
    575,556.54/794,769.48 = 361,065.30/x
  3. Step 3: Cross multiply
    575,556.54x = 794,769.48 × 361,065.30
  4. Step 4: Simplify right side
    575,556.54x = 286,963,680,727.04
  5. Step 5: Solve for x
    x = 286,963,680,727.04/575,556.54
  6. Step 6: Final answer
    x = 498,584.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.