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Finding the Fourth Proportional to 594.88, 895.63 and 515.50

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Solution

The fourth proportional to 594.88, 895.63 and 515.50 is: 776.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.88 : 895.63 = 515.50 : x
  2. Step 2: Convert to fraction form
    594.88/895.63 = 515.50/x
  3. Step 3: Cross multiply
    594.88x = 895.63 × 515.50
  4. Step 4: Simplify right side
    594.88x = 461,697.27
  5. Step 5: Solve for x
    x = 461,697.27/594.88
  6. Step 6: Final answer
    x = 776.12

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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.