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Finding the Fourth Proportional to 604,570.40, 834,289.95 and 332,638.48

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Solution

The fourth proportional to 604,570.40, 834,289.95 and 332,638.48 is: 459,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,570.40 : 834,289.95 = 332,638.48 : x
  2. Step 2: Convert to fraction form
    604,570.40/834,289.95 = 332,638.48/x
  3. Step 3: Cross multiply
    604,570.40x = 834,289.95 × 332,638.48
  4. Step 4: Simplify right side
    604,570.40x = 277,516,940,847.28
  5. Step 5: Solve for x
    x = 277,516,940,847.28/604,570.40
  6. Step 6: Final answer
    x = 459,031.64

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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.