Home / 456,209.07-684,269.62-140,581.23

Finding the Fourth Proportional to 456,209.07, 684,269.62 and 140,581.23

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Solution

The fourth proportional to 456,209.07, 684,269.62 and 140,581.23 is: 210,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,209.07 : 684,269.62 = 140,581.23 : x
  2. Step 2: Convert to fraction form
    456,209.07/684,269.62 = 140,581.23/x
  3. Step 3: Cross multiply
    456,209.07x = 684,269.62 × 140,581.23
  4. Step 4: Simplify right side
    456,209.07x = 96,195,461,058.43
  5. Step 5: Solve for x
    x = 96,195,461,058.43/456,209.07
  6. Step 6: Final answer
    x = 210,858.29

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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.