Home / 982,465.66-1,473,698.40-272,493.82

Finding the Fourth Proportional to 982,465.66, 1,473,698.40 and 272,493.82

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Solution

The fourth proportional to 982,465.66, 1,473,698.40 and 272,493.82 is: 408,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,465.66 : 1,473,698.40 = 272,493.82 : x
  2. Step 2: Convert to fraction form
    982,465.66/1,473,698.40 = 272,493.82/x
  3. Step 3: Cross multiply
    982,465.66x = 1,473,698.40 × 272,493.82
  4. Step 4: Simplify right side
    982,465.66x = 401,573,706,543.89
  5. Step 5: Solve for x
    x = 401,573,706,543.89/982,465.66
  6. Step 6: Final answer
    x = 408,740.71

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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.