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Finding the Fourth Proportional to 1,170,362, 1,755,543.72 and 283,898

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Solution

The fourth proportional to 1,170,362, 1,755,543.72 and 283,898 is: 425,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,362 : 1,755,543.72 = 283,898 : x
  2. Step 2: Convert to fraction form
    1,170,362/1,755,543.72 = 283,898/x
  3. Step 3: Cross multiply
    1,170,362x = 1,755,543.72 × 283,898
  4. Step 4: Simplify right side
    1,170,362x = 498,395,351,020.56
  5. Step 5: Solve for x
    x = 498,395,351,020.56/1,170,362
  6. Step 6: Final answer
    x = 425,847.17

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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.