Home / 644,226.00-965,498.37-359,905.06

Finding the Fourth Proportional to 644,226.00, 965,498.37 and 359,905.06

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Solution

The fourth proportional to 644,226.00, 965,498.37 and 359,905.06 is: 539,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,226.00 : 965,498.37 = 359,905.06 : x
  2. Step 2: Convert to fraction form
    644,226.00/965,498.37 = 359,905.06/x
  3. Step 3: Cross multiply
    644,226.00x = 965,498.37 × 359,905.06
  4. Step 4: Simplify right side
    644,226.00x = 347,487,748,192.10
  5. Step 5: Solve for x
    x = 347,487,748,192.10/644,226.00
  6. Step 6: Final answer
    x = 539,387.96

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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.