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Finding the Fourth Proportional to 604,842.80, 834,676.47 and 332,904.86

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Solution

The fourth proportional to 604,842.80, 834,676.47 and 332,904.86 is: 459,405.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,842.80 : 834,676.47 = 332,904.86 : x
  2. Step 2: Convert to fraction form
    604,842.80/834,676.47 = 332,904.86/x
  3. Step 3: Cross multiply
    604,842.80x = 834,676.47 × 332,904.86
  4. Step 4: Simplify right side
    604,842.80x = 277,867,852,347.30
  5. Step 5: Solve for x
    x = 277,867,852,347.30/604,842.80
  6. Step 6: Final answer
    x = 459,405.08

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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.