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Finding the Fourth Proportional to 577,912.68, 797,579.53 and 332,905.91

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Solution

The fourth proportional to 577,912.68, 797,579.53 and 332,905.91 is: 459,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,912.68 : 797,579.53 = 332,905.91 : x
  2. Step 2: Convert to fraction form
    577,912.68/797,579.53 = 332,905.91/x
  3. Step 3: Cross multiply
    577,912.68x = 797,579.53 × 332,905.91
  4. Step 4: Simplify right side
    577,912.68x = 265,518,934,411.86
  5. Step 5: Solve for x
    x = 265,518,934,411.86/577,912.68
  6. Step 6: Final answer
    x = 459,444.73

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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.