Home / 851,847.41-1,175,503.24-489,271.37

Finding the Fourth Proportional to 851,847.41, 1,175,503.24 and 489,271.37

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Solution

The fourth proportional to 851,847.41, 1,175,503.24 and 489,271.37 is: 675,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,847.41 : 1,175,503.24 = 489,271.37 : x
  2. Step 2: Convert to fraction form
    851,847.41/1,175,503.24 = 489,271.37/x
  3. Step 3: Cross multiply
    851,847.41x = 1,175,503.24 × 489,271.37
  4. Step 4: Simplify right side
    851,847.41x = 575,140,082,389.82
  5. Step 5: Solve for x
    x = 575,140,082,389.82/851,847.41
  6. Step 6: Final answer
    x = 675,167.96

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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.