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Finding the Fourth Proportional to 635,436.75, 953,549.07 and 369,322.59

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Solution

The fourth proportional to 635,436.75, 953,549.07 and 369,322.59 is: 554,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,436.75 : 953,549.07 = 369,322.59 : x
  2. Step 2: Convert to fraction form
    635,436.75/953,549.07 = 369,322.59/x
  3. Step 3: Cross multiply
    635,436.75x = 953,549.07 × 369,322.59
  4. Step 4: Simplify right side
    635,436.75x = 352,167,212,224.49
  5. Step 5: Solve for x
    x = 352,167,212,224.49/635,436.75
  6. Step 6: Final answer
    x = 554,212.85

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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.