Home / 704,333.64-1,056,231.12-384,314.43

Finding the Fourth Proportional to 704,333.64, 1,056,231.12 and 384,314.43

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Solution

The fourth proportional to 704,333.64, 1,056,231.12 and 384,314.43 is: 576,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,333.64 : 1,056,231.12 = 384,314.43 : x
  2. Step 2: Convert to fraction form
    704,333.64/1,056,231.12 = 384,314.43/x
  3. Step 3: Cross multiply
    704,333.64x = 1,056,231.12 × 384,314.43
  4. Step 4: Simplify right side
    704,333.64x = 405,924,860,831.06
  5. Step 5: Solve for x
    x = 405,924,860,831.06/704,333.64
  6. Step 6: Final answer
    x = 576,324.68

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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.