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Finding the Fourth Proportional to 760.00, 1,048.37 and 464.75

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Solution

The fourth proportional to 760.00, 1,048.37 and 464.75 is: 641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.00 : 1,048.37 = 464.75 : x
  2. Step 2: Convert to fraction form
    760.00/1,048.37 = 464.75/x
  3. Step 3: Cross multiply
    760.00x = 1,048.37 × 464.75
  4. Step 4: Simplify right side
    760.00x = 487,229.96
  5. Step 5: Solve for x
    x = 487,229.96/760.00
  6. Step 6: Final answer
    x = 641.10

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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.