Home / 904,894.20-1,357,345.32-305,858.52

Finding the Fourth Proportional to 904,894.20, 1,357,345.32 and 305,858.52

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Solution

The fourth proportional to 904,894.20, 1,357,345.32 and 305,858.52 is: 458,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,894.20 : 1,357,345.32 = 305,858.52 : x
  2. Step 2: Convert to fraction form
    904,894.20/1,357,345.32 = 305,858.52/x
  3. Step 3: Cross multiply
    904,894.20x = 1,357,345.32 × 305,858.52
  4. Step 4: Simplify right side
    904,894.20x = 415,155,630,704.13
  5. Step 5: Solve for x
    x = 415,155,630,704.13/904,894.20
  6. Step 6: Final answer
    x = 458,789.14

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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.