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Finding the Fourth Proportional to 524.98, 785.89 and 360.10

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Solution

The fourth proportional to 524.98, 785.89 and 360.10 is: 539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.98 : 785.89 = 360.10 : x
  2. Step 2: Convert to fraction form
    524.98/785.89 = 360.10/x
  3. Step 3: Cross multiply
    524.98x = 785.89 × 360.10
  4. Step 4: Simplify right side
    524.98x = 282,998.99
  5. Step 5: Solve for x
    x = 282,998.99/524.98
  6. Step 6: Final answer
    x = 539.07

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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.