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Finding the Fourth Proportional to 574,430.95, 792,198.66 and 359,590.60

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Solution

The fourth proportional to 574,430.95, 792,198.66 and 359,590.60 is: 495,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,430.95 : 792,198.66 = 359,590.60 : x
  2. Step 2: Convert to fraction form
    574,430.95/792,198.66 = 359,590.60/x
  3. Step 3: Cross multiply
    574,430.95x = 792,198.66 × 359,590.60
  4. Step 4: Simplify right side
    574,430.95x = 284,867,191,468.60
  5. Step 5: Solve for x
    x = 284,867,191,468.60/574,430.95
  6. Step 6: Final answer
    x = 495,911.98

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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.