Home / 459,264.64-688,743.58-192,975.52

Finding the Fourth Proportional to 459,264.64, 688,743.58 and 192,975.52

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Solution

The fourth proportional to 459,264.64, 688,743.58 and 192,975.52 is: 289,398.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,264.64 : 688,743.58 = 192,975.52 : x
  2. Step 2: Convert to fraction form
    459,264.64/688,743.58 = 192,975.52/x
  3. Step 3: Cross multiply
    459,264.64x = 688,743.58 × 192,975.52
  4. Step 4: Simplify right side
    459,264.64x = 132,910,650,497.16
  5. Step 5: Solve for x
    x = 132,910,650,497.16/459,264.64
  6. Step 6: Final answer
    x = 289,398.83

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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.