Home / 792,022.70-1,188,034.05-418,774.70

Finding the Fourth Proportional to 792,022.70, 1,188,034.05 and 418,774.70

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Solution

The fourth proportional to 792,022.70, 1,188,034.05 and 418,774.70 is: 628,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,022.70 : 1,188,034.05 = 418,774.70 : x
  2. Step 2: Convert to fraction form
    792,022.70/1,188,034.05 = 418,774.70/x
  3. Step 3: Cross multiply
    792,022.70x = 1,188,034.05 × 418,774.70
  4. Step 4: Simplify right side
    792,022.70x = 497,518,602,878.54
  5. Step 5: Solve for x
    x = 497,518,602,878.54/792,022.70
  6. Step 6: Final answer
    x = 628,162.05

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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.