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Finding the Fourth Proportional to 604,570.90, 834,290.64 and 332,638.98

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Solution

The fourth proportional to 604,570.90, 834,290.64 and 332,638.98 is: 459,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,570.90 : 834,290.64 = 332,638.98 : x
  2. Step 2: Convert to fraction form
    604,570.90/834,290.64 = 332,638.98/x
  3. Step 3: Cross multiply
    604,570.90x = 834,290.64 × 332,638.98
  4. Step 4: Simplify right side
    604,570.90x = 277,517,587,513.15
  5. Step 5: Solve for x
    x = 277,517,587,513.15/604,570.90
  6. Step 6: Final answer
    x = 459,032.33

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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.