Home / 792,047.34-1,187,546.01-286,542.56

Finding the Fourth Proportional to 792,047.34, 1,187,546.01 and 286,542.56

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Solution

The fourth proportional to 792,047.34, 1,187,546.01 and 286,542.56 is: 429,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,047.34 : 1,187,546.01 = 286,542.56 : x
  2. Step 2: Convert to fraction form
    792,047.34/1,187,546.01 = 286,542.56/x
  3. Step 3: Cross multiply
    792,047.34x = 1,187,546.01 × 286,542.56
  4. Step 4: Simplify right side
    792,047.34x = 340,282,477,329.32
  5. Step 5: Solve for x
    x = 340,282,477,329.32/792,047.34
  6. Step 6: Final answer
    x = 429,623.91

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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.