Home / 850,863.42-1,174,188.96-468,890.10

Finding the Fourth Proportional to 850,863.42, 1,174,188.96 and 468,890.10

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Solution

The fourth proportional to 850,863.42, 1,174,188.96 and 468,890.10 is: 647,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,863.42 : 1,174,188.96 = 468,890.10 : x
  2. Step 2: Convert to fraction form
    850,863.42/1,174,188.96 = 468,890.10/x
  3. Step 3: Cross multiply
    850,863.42x = 1,174,188.96 × 468,890.10
  4. Step 4: Simplify right side
    850,863.42x = 550,565,578,873.30
  5. Step 5: Solve for x
    x = 550,565,578,873.30/850,863.42
  6. Step 6: Final answer
    x = 647,066.93

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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.