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Finding the Fourth Proportional to 760.38, 1,137.93 and 467.75

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Solution

The fourth proportional to 760.38, 1,137.93 and 467.75 is: 700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.38 : 1,137.93 = 467.75 : x
  2. Step 2: Convert to fraction form
    760.38/1,137.93 = 467.75/x
  3. Step 3: Cross multiply
    760.38x = 1,137.93 × 467.75
  4. Step 4: Simplify right side
    760.38x = 532,266.76
  5. Step 5: Solve for x
    x = 532,266.76/760.38
  6. Step 6: Final answer
    x = 700.00

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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.