Home / 999,913.38-1,500,026.48-325,838.22

Finding the Fourth Proportional to 999,913.38, 1,500,026.48 and 325,838.22

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Solution

The fourth proportional to 999,913.38, 1,500,026.48 and 325,838.22 is: 488,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,913.38 : 1,500,026.48 = 325,838.22 : x
  2. Step 2: Convert to fraction form
    999,913.38/1,500,026.48 = 325,838.22/x
  3. Step 3: Cross multiply
    999,913.38x = 1,500,026.48 × 325,838.22
  4. Step 4: Simplify right side
    999,913.38x = 488,765,958,196.07
  5. Step 5: Solve for x
    x = 488,765,958,196.07/999,913.38
  6. Step 6: Final answer
    x = 488,808.30

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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.