Home / 458,784.14-688,183.13-159,274.24

Finding the Fourth Proportional to 458,784.14, 688,183.13 and 159,274.24

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Solution

The fourth proportional to 458,784.14, 688,183.13 and 159,274.24 is: 238,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,784.14 : 688,183.13 = 159,274.24 : x
  2. Step 2: Convert to fraction form
    458,784.14/688,183.13 = 159,274.24/x
  3. Step 3: Cross multiply
    458,784.14x = 688,183.13 × 159,274.24
  4. Step 4: Simplify right side
    458,784.14x = 109,609,843,092.02
  5. Step 5: Solve for x
    x = 109,609,843,092.02/458,784.14
  6. Step 6: Final answer
    x = 238,913.76

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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.