Home / 848,988.62-1,171,690.14-486,460.58

Finding the Fourth Proportional to 848,988.62, 1,171,690.14 and 486,460.58

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Solution

The fourth proportional to 848,988.62, 1,171,690.14 and 486,460.58 is: 671,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,988.62 : 1,171,690.14 = 486,460.58 : x
  2. Step 2: Convert to fraction form
    848,988.62/1,171,690.14 = 486,460.58/x
  3. Step 3: Cross multiply
    848,988.62x = 1,171,690.14 × 486,460.58
  4. Step 4: Simplify right side
    848,988.62x = 569,981,065,084.68
  5. Step 5: Solve for x
    x = 569,981,065,084.68/848,988.62
  6. Step 6: Final answer
    x = 671,364.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.