Home / 434,088.09-651,354.44-206,641.13

Finding the Fourth Proportional to 434,088.09, 651,354.44 and 206,641.13

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Solution

The fourth proportional to 434,088.09, 651,354.44 and 206,641.13 is: 310,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,088.09 : 651,354.44 = 206,641.13 : x
  2. Step 2: Convert to fraction form
    434,088.09/651,354.44 = 206,641.13/x
  3. Step 3: Cross multiply
    434,088.09x = 651,354.44 × 206,641.13
  4. Step 4: Simplify right side
    434,088.09x = 134,596,613,222.14
  5. Step 5: Solve for x
    x = 134,596,613,222.14/434,088.09
  6. Step 6: Final answer
    x = 310,067.51

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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.