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Finding the Fourth Proportional to 453,454.60, 679,404.30 and 295,601.80

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Solution

The fourth proportional to 453,454.60, 679,404.30 and 295,601.80 is: 442,895.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,454.60 : 679,404.30 = 295,601.80 : x
  2. Step 2: Convert to fraction form
    453,454.60/679,404.30 = 295,601.80/x
  3. Step 3: Cross multiply
    453,454.60x = 679,404.30 × 295,601.80
  4. Step 4: Simplify right side
    453,454.60x = 200,833,134,007.74
  5. Step 5: Solve for x
    x = 200,833,134,007.74/453,454.60
  6. Step 6: Final answer
    x = 442,895.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.