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Finding the Fourth Proportional to 573,341.16, 860,019.42 and 199,371.24

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Solution

The fourth proportional to 573,341.16, 860,019.42 and 199,371.24 is: 299,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,341.16 : 860,019.42 = 199,371.24 : x
  2. Step 2: Convert to fraction form
    573,341.16/860,019.42 = 199,371.24/x
  3. Step 3: Cross multiply
    573,341.16x = 860,019.42 × 199,371.24
  4. Step 4: Simplify right side
    573,341.16x = 171,463,138,189.48
  5. Step 5: Solve for x
    x = 171,463,138,189.48/573,341.16
  6. Step 6: Final answer
    x = 299,059.53

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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.