Home / 858,665.88-1,184,899.44-476,662.50

Finding the Fourth Proportional to 858,665.88, 1,184,899.44 and 476,662.50

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Solution

The fourth proportional to 858,665.88, 1,184,899.44 and 476,662.50 is: 657,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,665.88 : 1,184,899.44 = 476,662.50 : x
  2. Step 2: Convert to fraction form
    858,665.88/1,184,899.44 = 476,662.50/x
  3. Step 3: Cross multiply
    858,665.88x = 1,184,899.44 × 476,662.50
  4. Step 4: Simplify right side
    858,665.88x = 564,797,129,319
  5. Step 5: Solve for x
    x = 564,797,129,319/858,665.88
  6. Step 6: Final answer
    x = 657,761.23

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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.