Home / 723,631.06-998,672.17-401,444.94

Finding the Fourth Proportional to 723,631.06, 998,672.17 and 401,444.94

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Solution

The fourth proportional to 723,631.06, 998,672.17 and 401,444.94 is: 554,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,631.06 : 998,672.17 = 401,444.94 : x
  2. Step 2: Convert to fraction form
    723,631.06/998,672.17 = 401,444.94/x
  3. Step 3: Cross multiply
    723,631.06x = 998,672.17 × 401,444.94
  4. Step 4: Simplify right side
    723,631.06x = 400,911,885,865.03
  5. Step 5: Solve for x
    x = 400,911,885,865.03/723,631.06
  6. Step 6: Final answer
    x = 554,028.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.