Home / 958,235.60-1,436,143.80-485,051.60

Finding the Fourth Proportional to 958,235.60, 1,436,143.80 and 485,051.60

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Solution

The fourth proportional to 958,235.60, 1,436,143.80 and 485,051.60 is: 726,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,235.60 : 1,436,143.80 = 485,051.60 : x
  2. Step 2: Convert to fraction form
    958,235.60/1,436,143.80 = 485,051.60/x
  3. Step 3: Cross multiply
    958,235.60x = 1,436,143.80 × 485,051.60
  4. Step 4: Simplify right side
    958,235.60x = 696,603,848,020.08
  5. Step 5: Solve for x
    x = 696,603,848,020.08/958,235.60
  6. Step 6: Final answer
    x = 726,965.11

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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.