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Finding the Fourth Proportional to 895.33, 1,235.01 and 546.22

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Solution

The fourth proportional to 895.33, 1,235.01 and 546.22 is: 753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.33 : 1,235.01 = 546.22 : x
  2. Step 2: Convert to fraction form
    895.33/1,235.01 = 546.22/x
  3. Step 3: Cross multiply
    895.33x = 1,235.01 × 546.22
  4. Step 4: Simplify right side
    895.33x = 674,587.16
  5. Step 5: Solve for x
    x = 674,587.16/895.33
  6. Step 6: Final answer
    x = 753.45

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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.