Home / 888,423.93-1,226,054.03-486,015.93

Finding the Fourth Proportional to 888,423.93, 1,226,054.03 and 486,015.93

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Solution

The fourth proportional to 888,423.93, 1,226,054.03 and 486,015.93 is: 670,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,423.93 : 1,226,054.03 = 486,015.93 : x
  2. Step 2: Convert to fraction form
    888,423.93/1,226,054.03 = 486,015.93/x
  3. Step 3: Cross multiply
    888,423.93x = 1,226,054.03 × 486,015.93
  4. Step 4: Simplify right side
    888,423.93x = 595,881,787,190.62
  5. Step 5: Solve for x
    x = 595,881,787,190.62/888,423.93
  6. Step 6: Final answer
    x = 670,717.85

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1.5x scale

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.