Home / 525,811.80-788,804.10-226,435.80

Finding the Fourth Proportional to 525,811.80, 788,804.10 and 226,435.80

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Solution

The fourth proportional to 525,811.80, 788,804.10 and 226,435.80 is: 339,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,811.80 : 788,804.10 = 226,435.80 : x
  2. Step 2: Convert to fraction form
    525,811.80/788,804.10 = 226,435.80/x
  3. Step 3: Cross multiply
    525,811.80x = 788,804.10 × 226,435.80
  4. Step 4: Simplify right side
    525,811.80x = 178,613,487,426.78
  5. Step 5: Solve for x
    x = 178,613,487,426.78/525,811.80
  6. Step 6: Final answer
    x = 339,690.91

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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.