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Finding the Fourth Proportional to 895.01, 1,234.59 and 562.91

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Solution

The fourth proportional to 895.01, 1,234.59 and 562.91 is: 776.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.01 : 1,234.59 = 562.91 : x
  2. Step 2: Convert to fraction form
    895.01/1,234.59 = 562.91/x
  3. Step 3: Cross multiply
    895.01x = 1,234.59 × 562.91
  4. Step 4: Simplify right side
    895.01x = 694,963.06
  5. Step 5: Solve for x
    x = 694,963.06/895.01
  6. Step 6: Final answer
    x = 776.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.