Home / 625,601.24-939,897.48-401,402.12

Finding the Fourth Proportional to 625,601.24, 939,897.48 and 401,402.12

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Solution

The fourth proportional to 625,601.24, 939,897.48 and 401,402.12 is: 603,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,601.24 : 939,897.48 = 401,402.12 : x
  2. Step 2: Convert to fraction form
    625,601.24/939,897.48 = 401,402.12/x
  3. Step 3: Cross multiply
    625,601.24x = 939,897.48 × 401,402.12
  4. Step 4: Simplify right side
    625,601.24x = 377,276,841,054.66
  5. Step 5: Solve for x
    x = 377,276,841,054.66/625,601.24
  6. Step 6: Final answer
    x = 603,062.81

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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.