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Finding the Fourth Proportional to 599,158.14, 826,458.54 and 455,603.46

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Solution

The fourth proportional to 599,158.14, 826,458.54 and 455,603.46 is: 628,444.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,158.14 : 826,458.54 = 455,603.46 : x
  2. Step 2: Convert to fraction form
    599,158.14/826,458.54 = 455,603.46/x
  3. Step 3: Cross multiply
    599,158.14x = 826,458.54 × 455,603.46
  4. Step 4: Simplify right side
    599,158.14x = 376,537,370,370.55
  5. Step 5: Solve for x
    x = 376,537,370,370.55/599,158.14
  6. Step 6: Final answer
    x = 628,444.05

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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.