Home / 860,702.86-1,188,020.01-574,222.20

Finding the Fourth Proportional to 860,702.86, 1,188,020.01 and 574,222.20

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Solution

The fourth proportional to 860,702.86, 1,188,020.01 and 574,222.20 is: 792,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,702.86 : 1,188,020.01 = 574,222.20 : x
  2. Step 2: Convert to fraction form
    860,702.86/1,188,020.01 = 574,222.20/x
  3. Step 3: Cross multiply
    860,702.86x = 1,188,020.01 × 574,222.20
  4. Step 4: Simplify right side
    860,702.86x = 682,187,463,786.22
  5. Step 5: Solve for x
    x = 682,187,463,786.22/860,702.86
  6. Step 6: Final answer
    x = 792,593.47

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Double scale
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1.5x scale

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.