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Finding the Fourth Proportional to 574,638.04, 792,620.48 and 359,404.44

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Solution

The fourth proportional to 574,638.04, 792,620.48 and 359,404.44 is: 495,740.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,638.04 : 792,620.48 = 359,404.44 : x
  2. Step 2: Convert to fraction form
    574,638.04/792,620.48 = 359,404.44/x
  3. Step 3: Cross multiply
    574,638.04x = 792,620.48 × 359,404.44
  4. Step 4: Simplify right side
    574,638.04x = 284,871,319,746.93
  5. Step 5: Solve for x
    x = 284,871,319,746.93/574,638.04
  6. Step 6: Final answer
    x = 495,740.45

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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.