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Finding the Fourth Proportional to 574,237.45, 792,441.23 and 316,108.88

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Solution

The fourth proportional to 574,237.45, 792,441.23 and 316,108.88 is: 436,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,237.45 : 792,441.23 = 316,108.88 : x
  2. Step 2: Convert to fraction form
    574,237.45/792,441.23 = 316,108.88/x
  3. Step 3: Cross multiply
    574,237.45x = 792,441.23 × 316,108.88
  4. Step 4: Simplify right side
    574,237.45x = 250,497,705,718.92
  5. Step 5: Solve for x
    x = 250,497,705,718.92/574,237.45
  6. Step 6: Final answer
    x = 436,226.70

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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.