Home / 905,046.48-1,357,572.96-306,012.60

Finding the Fourth Proportional to 905,046.48, 1,357,572.96 and 306,012.60

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Solution

The fourth proportional to 905,046.48, 1,357,572.96 and 306,012.60 is: 459,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,046.48 : 1,357,572.96 = 306,012.60 : x
  2. Step 2: Convert to fraction form
    905,046.48/1,357,572.96 = 306,012.60/x
  3. Step 3: Cross multiply
    905,046.48x = 1,357,572.96 × 306,012.60
  4. Step 4: Simplify right side
    905,046.48x = 415,434,431,179.30
  5. Step 5: Solve for x
    x = 415,434,431,179.30/905,046.48
  6. Step 6: Final answer
    x = 459,020.00

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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.