Home / 1,159,660.80-1,739,491.20-306,730.80

Finding the Fourth Proportional to 1,159,660.80, 1,739,491.20 and 306,730.80

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Solution

The fourth proportional to 1,159,660.80, 1,739,491.20 and 306,730.80 is: 460,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,660.80 : 1,739,491.20 = 306,730.80 : x
  2. Step 2: Convert to fraction form
    1,159,660.80/1,739,491.20 = 306,730.80/x
  3. Step 3: Cross multiply
    1,159,660.80x = 1,739,491.20 × 306,730.80
  4. Step 4: Simplify right side
    1,159,660.80x = 533,555,527,368.96
  5. Step 5: Solve for x
    x = 533,555,527,368.96/1,159,660.80
  6. Step 6: Final answer
    x = 460,096.20

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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.