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Finding the Fourth Proportional to 574,359.71, 792,861.44 and 408,894.32

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Solution

The fourth proportional to 574,359.71, 792,861.44 and 408,894.32 is: 564,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,359.71 : 792,861.44 = 408,894.32 : x
  2. Step 2: Convert to fraction form
    574,359.71/792,861.44 = 408,894.32/x
  3. Step 3: Cross multiply
    574,359.71x = 792,861.44 × 408,894.32
  4. Step 4: Simplify right side
    574,359.71x = 324,196,533,354.24
  5. Step 5: Solve for x
    x = 324,196,533,354.24/574,359.71
  6. Step 6: Final answer
    x = 564,448.60

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1.5x scale

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.