Home / 353,723.20-529,807.20-307,067.20

Finding the Fourth Proportional to 353,723.20, 529,807.20 and 307,067.20

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Solution

The fourth proportional to 353,723.20, 529,807.20 and 307,067.20 is: 459,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,723.20 : 529,807.20 = 307,067.20 : x
  2. Step 2: Convert to fraction form
    353,723.20/529,807.20 = 307,067.20/x
  3. Step 3: Cross multiply
    353,723.20x = 529,807.20 × 307,067.20
  4. Step 4: Simplify right side
    353,723.20x = 162,686,413,443.84
  5. Step 5: Solve for x
    x = 162,686,413,443.84/353,723.20
  6. Step 6: Final answer
    x = 459,925.77

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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.