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Finding the Fourth Proportional to 635,559.53, 953,338.95 and 162,244.71

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Solution

The fourth proportional to 635,559.53, 953,338.95 and 162,244.71 is: 243,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,559.53 : 953,338.95 = 162,244.71 : x
  2. Step 2: Convert to fraction form
    635,559.53/953,338.95 = 162,244.71/x
  3. Step 3: Cross multiply
    635,559.53x = 953,338.95 × 162,244.71
  4. Step 4: Simplify right side
    635,559.53x = 154,674,201,474.46
  5. Step 5: Solve for x
    x = 154,674,201,474.46/635,559.53
  6. Step 6: Final answer
    x = 243,366.98

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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.