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Finding the Fourth Proportional to 760.04, 1,048.25 and 573.56

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Solution

The fourth proportional to 760.04, 1,048.25 and 573.56 is: 791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.04 : 1,048.25 = 573.56 : x
  2. Step 2: Convert to fraction form
    760.04/1,048.25 = 573.56/x
  3. Step 3: Cross multiply
    760.04x = 1,048.25 × 573.56
  4. Step 4: Simplify right side
    760.04x = 601,234.27
  5. Step 5: Solve for x
    x = 601,234.27/760.04
  6. Step 6: Final answer
    x = 791.06

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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.