Home / 723,606.37-998,610.13-401,297.26

Finding the Fourth Proportional to 723,606.37, 998,610.13 and 401,297.26

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Solution

The fourth proportional to 723,606.37, 998,610.13 and 401,297.26 is: 553,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,606.37 : 998,610.13 = 401,297.26 : x
  2. Step 2: Convert to fraction form
    723,606.37/998,610.13 = 401,297.26/x
  3. Step 3: Cross multiply
    723,606.37x = 998,610.13 × 401,297.26
  4. Step 4: Simplify right side
    723,606.37x = 400,739,506,970.76
  5. Step 5: Solve for x
    x = 400,739,506,970.76/723,606.37
  6. Step 6: Final answer
    x = 553,808.71

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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.