Home / 559,135.03-838,583.47-159,669.76

Finding the Fourth Proportional to 559,135.03, 838,583.47 and 159,669.76

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Solution

The fourth proportional to 559,135.03, 838,583.47 and 159,669.76 is: 239,470.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,135.03 : 838,583.47 = 159,669.76 : x
  2. Step 2: Convert to fraction form
    559,135.03/838,583.47 = 159,669.76/x
  3. Step 3: Cross multiply
    559,135.03x = 838,583.47 × 159,669.76
  4. Step 4: Simplify right side
    559,135.03x = 133,896,421,394.87
  5. Step 5: Solve for x
    x = 133,896,421,394.87/559,135.03
  6. Step 6: Final answer
    x = 239,470.64

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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.