Home / 722,531.24-997,092.98-400,262.20

Finding the Fourth Proportional to 722,531.24, 997,092.98 and 400,262.20

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Solution

The fourth proportional to 722,531.24, 997,092.98 and 400,262.20 is: 552,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,531.24 : 997,092.98 = 400,262.20 : x
  2. Step 2: Convert to fraction form
    722,531.24/997,092.98 = 400,262.20/x
  3. Step 3: Cross multiply
    722,531.24x = 997,092.98 × 400,262.20
  4. Step 4: Simplify right side
    722,531.24x = 399,098,629,779.36
  5. Step 5: Solve for x
    x = 399,098,629,779.36/722,531.24
  6. Step 6: Final answer
    x = 552,361.76

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1.5x scale

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.