Home / 984,729.52-1,477,094.72-310,879.16

Finding the Fourth Proportional to 984,729.52, 1,477,094.72 and 310,879.16

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Solution

The fourth proportional to 984,729.52, 1,477,094.72 and 310,879.16 is: 466,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,729.52 : 1,477,094.72 = 310,879.16 : x
  2. Step 2: Convert to fraction form
    984,729.52/1,477,094.72 = 310,879.16/x
  3. Step 3: Cross multiply
    984,729.52x = 1,477,094.72 × 310,879.16
  4. Step 4: Simplify right side
    984,729.52x = 459,197,965,794.04
  5. Step 5: Solve for x
    x = 459,197,965,794.04/984,729.52
  6. Step 6: Final answer
    x = 466,318.88

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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.