Home / 850,537.83-1,275,605.21-243,307.42

Finding the Fourth Proportional to 850,537.83, 1,275,605.21 and 243,307.42

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Solution

The fourth proportional to 850,537.83, 1,275,605.21 and 243,307.42 is: 364,903.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,537.83 : 1,275,605.21 = 243,307.42 : x
  2. Step 2: Convert to fraction form
    850,537.83/1,275,605.21 = 243,307.42/x
  3. Step 3: Cross multiply
    850,537.83x = 1,275,605.21 × 243,307.42
  4. Step 4: Simplify right side
    850,537.83x = 310,364,217,261.27
  5. Step 5: Solve for x
    x = 310,364,217,261.27/850,537.83
  6. Step 6: Final answer
    x = 364,903.48

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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.