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Finding the Fourth Proportional to 950.10, 1,417.93 and 925.49

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Solution

The fourth proportional to 950.10, 1,417.93 and 925.49 is: 1,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.10 : 1,417.93 = 925.49 : x
  2. Step 2: Convert to fraction form
    950.10/1,417.93 = 925.49/x
  3. Step 3: Cross multiply
    950.10x = 1,417.93 × 925.49
  4. Step 4: Simplify right side
    950.10x = 1,312,280.04
  5. Step 5: Solve for x
    x = 1,312,280.04/950.10
  6. Step 6: Final answer
    x = 1,381.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.