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Finding the Fourth Proportional to 362,287.66, 542,590.59 and 349,676.71

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Solution

The fourth proportional to 362,287.66, 542,590.59 and 349,676.71 is: 523,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,287.66 : 542,590.59 = 349,676.71 : x
  2. Step 2: Convert to fraction form
    362,287.66/542,590.59 = 349,676.71/x
  3. Step 3: Cross multiply
    362,287.66x = 542,590.59 × 349,676.71
  4. Step 4: Simplify right side
    362,287.66x = 189,731,292,388.16
  5. Step 5: Solve for x
    x = 189,731,292,388.16/362,287.66
  6. Step 6: Final answer
    x = 523,703.44

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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.