Home / 857,390.24-1,285,822.60-592,850.72

Finding the Fourth Proportional to 857,390.24, 1,285,822.60 and 592,850.72

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Solution

The fourth proportional to 857,390.24, 1,285,822.60 and 592,850.72 is: 889,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,390.24 : 1,285,822.60 = 592,850.72 : x
  2. Step 2: Convert to fraction form
    857,390.24/1,285,822.60 = 592,850.72/x
  3. Step 3: Cross multiply
    857,390.24x = 1,285,822.60 × 592,850.72
  4. Step 4: Simplify right side
    857,390.24x = 762,300,854,202.27
  5. Step 5: Solve for x
    x = 762,300,854,202.27/857,390.24
  6. Step 6: Final answer
    x = 889,094.39

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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.