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Finding the Fourth Proportional to 673.95, 1,014.89 and 501.84

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Solution

The fourth proportional to 673.95, 1,014.89 and 501.84 is: 755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    673.95 : 1,014.89 = 501.84 : x
  2. Step 2: Convert to fraction form
    673.95/1,014.89 = 501.84/x
  3. Step 3: Cross multiply
    673.95x = 1,014.89 × 501.84
  4. Step 4: Simplify right side
    673.95x = 509,312.40
  5. Step 5: Solve for x
    x = 509,312.40/673.95
  6. Step 6: Final answer
    x = 755.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.