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Finding the Fourth Proportional to 504.96, 700.06 and 487.16

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Solution

The fourth proportional to 504.96, 700.06 and 487.16 is: 675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.96 : 700.06 = 487.16 : x
  2. Step 2: Convert to fraction form
    504.96/700.06 = 487.16/x
  3. Step 3: Cross multiply
    504.96x = 700.06 × 487.16
  4. Step 4: Simplify right side
    504.96x = 341,041.23
  5. Step 5: Solve for x
    x = 341,041.23/504.96
  6. Step 6: Final answer
    x = 675.38

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.