Home / 904,774.72-1,357,208.78-230,861.92

Finding the Fourth Proportional to 904,774.72, 1,357,208.78 and 230,861.92

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Solution

The fourth proportional to 904,774.72, 1,357,208.78 and 230,861.92 is: 346,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,774.72 : 1,357,208.78 = 230,861.92 : x
  2. Step 2: Convert to fraction form
    904,774.72/1,357,208.78 = 230,861.92/x
  3. Step 3: Cross multiply
    904,774.72x = 1,357,208.78 × 230,861.92
  4. Step 4: Simplify right side
    904,774.72x = 313,327,824,791.66
  5. Step 5: Solve for x
    x = 313,327,824,791.66/904,774.72
  6. Step 6: Final answer
    x = 346,304.80

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1.5x scale

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.