Home / 1,306,131-1,959,196.50-464,685.18

Finding the Fourth Proportional to 1,306,131, 1,959,196.50 and 464,685.18

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Solution

The fourth proportional to 1,306,131, 1,959,196.50 and 464,685.18 is: 697,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,131 : 1,959,196.50 = 464,685.18 : x
  2. Step 2: Convert to fraction form
    1,306,131/1,959,196.50 = 464,685.18/x
  3. Step 3: Cross multiply
    1,306,131x = 1,959,196.50 × 464,685.18
  4. Step 4: Simplify right side
    1,306,131x = 910,409,578,257.87
  5. Step 5: Solve for x
    x = 910,409,578,257.87/1,306,131
  6. Step 6: Final answer
    x = 697,027.77

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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.