Home / 706,346.43-974,731.20-384,056.79

Finding the Fourth Proportional to 706,346.43, 974,731.20 and 384,056.79

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Solution

The fourth proportional to 706,346.43, 974,731.20 and 384,056.79 is: 529,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,346.43 : 974,731.20 = 384,056.79 : x
  2. Step 2: Convert to fraction form
    706,346.43/974,731.20 = 384,056.79/x
  3. Step 3: Cross multiply
    706,346.43x = 974,731.20 × 384,056.79
  4. Step 4: Simplify right side
    706,346.43x = 374,352,135,784.85
  5. Step 5: Solve for x
    x = 374,352,135,784.85/706,346.43
  6. Step 6: Final answer
    x = 529,983.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.