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Finding the Fourth Proportional to 574,152.07, 792,318.12 and 359,410.54

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Solution

The fourth proportional to 574,152.07, 792,318.12 and 359,410.54 is: 495,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,152.07 : 792,318.12 = 359,410.54 : x
  2. Step 2: Convert to fraction form
    574,152.07/792,318.12 = 359,410.54/x
  3. Step 3: Cross multiply
    574,152.07x = 792,318.12 × 359,410.54
  4. Step 4: Simplify right side
    574,152.07x = 284,767,483,360.99
  5. Step 5: Solve for x
    x = 284,767,483,360.99/574,152.07
  6. Step 6: Final answer
    x = 495,979.20

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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.