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Finding the Fourth Proportional to 573,730.02, 860,711.67 and 199,782.18

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Solution

The fourth proportional to 573,730.02, 860,711.67 and 199,782.18 is: 299,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,730.02 : 860,711.67 = 199,782.18 : x
  2. Step 2: Convert to fraction form
    573,730.02/860,711.67 = 199,782.18/x
  3. Step 3: Cross multiply
    573,730.02x = 860,711.67 × 199,782.18
  4. Step 4: Simplify right side
    573,730.02x = 171,954,853,784.04
  5. Step 5: Solve for x
    x = 171,954,853,784.04/573,730.02
  6. Step 6: Final answer
    x = 299,713.89

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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.