Home / 787,651.70-1,181,477.55-746,179.70

Finding the Fourth Proportional to 787,651.70, 1,181,477.55 and 746,179.70

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Solution

The fourth proportional to 787,651.70, 1,181,477.55 and 746,179.70 is: 1,119,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,651.70 : 1,181,477.55 = 746,179.70 : x
  2. Step 2: Convert to fraction form
    787,651.70/1,181,477.55 = 746,179.70/x
  3. Step 3: Cross multiply
    787,651.70x = 1,181,477.55 × 746,179.70
  4. Step 4: Simplify right side
    787,651.70x = 881,594,563,815.74
  5. Step 5: Solve for x
    x = 881,594,563,815.74/787,651.70
  6. Step 6: Final answer
    x = 1,119,269.55

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Double scale
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Similar ratio
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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.