Home / 860,461.54-1,187,687.22-573,980.92

Finding the Fourth Proportional to 860,461.54, 1,187,687.22 and 573,980.92

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Solution

The fourth proportional to 860,461.54, 1,187,687.22 and 573,980.92 is: 792,260.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,461.54 : 1,187,687.22 = 573,980.92 : x
  2. Step 2: Convert to fraction form
    860,461.54/1,187,687.22 = 573,980.92/x
  3. Step 3: Cross multiply
    860,461.54x = 1,187,687.22 × 573,980.92
  4. Step 4: Simplify right side
    860,461.54x = 681,709,803,207.84
  5. Step 5: Solve for x
    x = 681,709,803,207.84/860,461.54
  6. Step 6: Final answer
    x = 792,260.63

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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.