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Finding the Fourth Proportional to 573,415.88, 860,108.33 and 141,137.19

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Solution

The fourth proportional to 573,415.88, 860,108.33 and 141,137.19 is: 211,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,415.88 : 860,108.33 = 141,137.19 : x
  2. Step 2: Convert to fraction form
    573,415.88/860,108.33 = 141,137.19/x
  3. Step 3: Cross multiply
    573,415.88x = 860,108.33 × 141,137.19
  4. Step 4: Simplify right side
    573,415.88x = 121,393,273,144.64
  5. Step 5: Solve for x
    x = 121,393,273,144.64/573,415.88
  6. Step 6: Final answer
    x = 211,701.97

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1.5x scale

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.