Home / 938,661.04-1,407,849-307,560.88

Finding the Fourth Proportional to 938,661.04, 1,407,849 and 307,560.88

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Solution

The fourth proportional to 938,661.04, 1,407,849 and 307,560.88 is: 461,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,661.04 : 1,407,849 = 307,560.88 : x
  2. Step 2: Convert to fraction form
    938,661.04/1,407,849 = 307,560.88/x
  3. Step 3: Cross multiply
    938,661.04x = 1,407,849 × 307,560.88
  4. Step 4: Simplify right side
    938,661.04x = 432,999,277,347.12
  5. Step 5: Solve for x
    x = 432,999,277,347.12/938,661.04
  6. Step 6: Final answer
    x = 461,294.61

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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.