Home / 460,719.01-691,080.07-140,869.68

Finding the Fourth Proportional to 460,719.01, 691,080.07 and 140,869.68

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Solution

The fourth proportional to 460,719.01, 691,080.07 and 140,869.68 is: 211,305.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,719.01 : 691,080.07 = 140,869.68 : x
  2. Step 2: Convert to fraction form
    460,719.01/691,080.07 = 140,869.68/x
  3. Step 3: Cross multiply
    460,719.01x = 691,080.07 × 140,869.68
  4. Step 4: Simplify right side
    460,719.01x = 97,352,228,315.28
  5. Step 5: Solve for x
    x = 97,352,228,315.28/460,719.01
  6. Step 6: Final answer
    x = 211,305.00

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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.