Home / 1,308,331.72-1,962,534.48-361,702.36

Finding the Fourth Proportional to 1,308,331.72, 1,962,534.48 and 361,702.36

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Solution

The fourth proportional to 1,308,331.72, 1,962,534.48 and 361,702.36 is: 542,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,331.72 : 1,962,534.48 = 361,702.36 : x
  2. Step 2: Convert to fraction form
    1,308,331.72/1,962,534.48 = 361,702.36/x
  3. Step 3: Cross multiply
    1,308,331.72x = 1,962,534.48 × 361,702.36
  4. Step 4: Simplify right side
    1,308,331.72x = 709,853,352,997.37
  5. Step 5: Solve for x
    x = 709,853,352,997.37/1,308,331.72
  6. Step 6: Final answer
    x = 542,563.74

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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.