Home / 827,525.67-1,142,494.88-656,135.94

Finding the Fourth Proportional to 827,525.67, 1,142,494.88 and 656,135.94

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Solution

The fourth proportional to 827,525.67, 1,142,494.88 and 656,135.94 is: 905,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,525.67 : 1,142,494.88 = 656,135.94 : x
  2. Step 2: Convert to fraction form
    827,525.67/1,142,494.88 = 656,135.94/x
  3. Step 3: Cross multiply
    827,525.67x = 1,142,494.88 × 656,135.94
  4. Step 4: Simplify right side
    827,525.67x = 749,631,953,037.66
  5. Step 5: Solve for x
    x = 749,631,953,037.66/827,525.67
  6. Step 6: Final answer
    x = 905,871.54

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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.