Home / 888,807.36-1,333,210.23-289,768.62

Finding the Fourth Proportional to 888,807.36, 1,333,210.23 and 289,768.62

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Solution

The fourth proportional to 888,807.36, 1,333,210.23 and 289,768.62 is: 434,652.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,807.36 : 1,333,210.23 = 289,768.62 : x
  2. Step 2: Convert to fraction form
    888,807.36/1,333,210.23 = 289,768.62/x
  3. Step 3: Cross multiply
    888,807.36x = 1,333,210.23 × 289,768.62
  4. Step 4: Simplify right side
    888,807.36x = 386,322,488,516.98
  5. Step 5: Solve for x
    x = 386,322,488,516.98/888,807.36
  6. Step 6: Final answer
    x = 434,652.67

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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.