Home / 436,625.02-602,542.55-243,028.55

Finding the Fourth Proportional to 436,625.02, 602,542.55 and 243,028.55

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Solution

The fourth proportional to 436,625.02, 602,542.55 and 243,028.55 is: 335,379.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,625.02 : 602,542.55 = 243,028.55 : x
  2. Step 2: Convert to fraction form
    436,625.02/602,542.55 = 243,028.55/x
  3. Step 3: Cross multiply
    436,625.02x = 602,542.55 × 243,028.55
  4. Step 4: Simplify right side
    436,625.02x = 146,435,042,986.70
  5. Step 5: Solve for x
    x = 146,435,042,986.70/436,625.02
  6. Step 6: Final answer
    x = 335,379.42

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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.