Home / 680,204.16-1,019,868.80-325,210.24

Finding the Fourth Proportional to 680,204.16, 1,019,868.80 and 325,210.24

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Solution

The fourth proportional to 680,204.16, 1,019,868.80 and 325,210.24 is: 487,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,204.16 : 1,019,868.80 = 325,210.24 : x
  2. Step 2: Convert to fraction form
    680,204.16/1,019,868.80 = 325,210.24/x
  3. Step 3: Cross multiply
    680,204.16x = 1,019,868.80 × 325,210.24
  4. Step 4: Simplify right side
    680,204.16x = 331,671,777,216.51
  5. Step 5: Solve for x
    x = 331,671,777,216.51/680,204.16
  6. Step 6: Final answer
    x = 487,606.22

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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.