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Finding the Fourth Proportional to 559,137.04, 838,586.46 and 159,671.76

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Solution

The fourth proportional to 559,137.04, 838,586.46 and 159,671.76 is: 239,473.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,137.04 : 838,586.46 = 159,671.76 : x
  2. Step 2: Convert to fraction form
    559,137.04/838,586.46 = 159,671.76/x
  3. Step 3: Cross multiply
    559,137.04x = 838,586.46 × 159,671.76
  4. Step 4: Simplify right side
    559,137.04x = 133,898,575,980.37
  5. Step 5: Solve for x
    x = 133,898,575,980.37/559,137.04
  6. Step 6: Final answer
    x = 239,473.63

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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.