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Finding the Fourth Proportional to 945.01, 1,415.51 and 598.16

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Solution

The fourth proportional to 945.01, 1,415.51 and 598.16 is: 895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    945.01 : 1,415.51 = 598.16 : x
  2. Step 2: Convert to fraction form
    945.01/1,415.51 = 598.16/x
  3. Step 3: Cross multiply
    945.01x = 1,415.51 × 598.16
  4. Step 4: Simplify right side
    945.01x = 846,701.46
  5. Step 5: Solve for x
    x = 846,701.46/945.01
  6. Step 6: Final answer
    x = 895.97

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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.