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Finding the Fourth Proportional to 497,353.23, 745,498.69 and 283,661.06

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Solution

The fourth proportional to 497,353.23, 745,498.69 and 283,661.06 is: 425,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,353.23 : 745,498.69 = 283,661.06 : x
  2. Step 2: Convert to fraction form
    497,353.23/745,498.69 = 283,661.06/x
  3. Step 3: Cross multiply
    497,353.23x = 745,498.69 × 283,661.06
  4. Step 4: Simplify right side
    497,353.23x = 211,468,944,197.37
  5. Step 5: Solve for x
    x = 211,468,944,197.37/497,353.23
  6. Step 6: Final answer
    x = 425,188.64

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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.