Home / 792,156.99-1,188,558.47-286,771.36

Finding the Fourth Proportional to 792,156.99, 1,188,558.47 and 286,771.36

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Solution

The fourth proportional to 792,156.99, 1,188,558.47 and 286,771.36 is: 430,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,156.99 : 1,188,558.47 = 286,771.36 : x
  2. Step 2: Convert to fraction form
    792,156.99/1,188,558.47 = 286,771.36/x
  3. Step 3: Cross multiply
    792,156.99x = 1,188,558.47 × 286,771.36
  4. Step 4: Simplify right side
    792,156.99x = 340,844,528,881.42
  5. Step 5: Solve for x
    x = 340,844,528,881.42/792,156.99
  6. Step 6: Final answer
    x = 430,273.96

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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.