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Finding the Fourth Proportional to 559,885.37, 839,972.84 and 160,555.37

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Solution

The fourth proportional to 559,885.37, 839,972.84 and 160,555.37 is: 240,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,885.37 : 839,972.84 = 160,555.37 : x
  2. Step 2: Convert to fraction form
    559,885.37/839,972.84 = 160,555.37/x
  3. Step 3: Cross multiply
    559,885.37x = 839,972.84 × 160,555.37
  4. Step 4: Simplify right side
    559,885.37x = 134,862,145,113.51
  5. Step 5: Solve for x
    x = 134,862,145,113.51/559,885.37
  6. Step 6: Final answer
    x = 240,874.57

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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.