Home / 858,928.08-1,185,234.12-501,439.44

Finding the Fourth Proportional to 858,928.08, 1,185,234.12 and 501,439.44

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Solution

The fourth proportional to 858,928.08, 1,185,234.12 and 501,439.44 is: 691,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,928.08 : 1,185,234.12 = 501,439.44 : x
  2. Step 2: Convert to fraction form
    858,928.08/1,185,234.12 = 501,439.44/x
  3. Step 3: Cross multiply
    858,928.08x = 1,185,234.12 × 501,439.44
  4. Step 4: Simplify right side
    858,928.08x = 594,323,133,401.69
  5. Step 5: Solve for x
    x = 594,323,133,401.69/858,928.08
  6. Step 6: Final answer
    x = 691,935.85

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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.