Home / 715,783.24-1,072,887.48-294,829.48

Finding the Fourth Proportional to 715,783.24, 1,072,887.48 and 294,829.48

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Solution

The fourth proportional to 715,783.24, 1,072,887.48 and 294,829.48 is: 441,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,783.24 : 1,072,887.48 = 294,829.48 : x
  2. Step 2: Convert to fraction form
    715,783.24/1,072,887.48 = 294,829.48/x
  3. Step 3: Cross multiply
    715,783.24x = 1,072,887.48 × 294,829.48
  4. Step 4: Simplify right side
    715,783.24x = 316,318,857,826.91
  5. Step 5: Solve for x
    x = 316,318,857,826.91/715,783.24
  6. Step 6: Final answer
    x = 441,919.90

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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.