Home / 417,967.08-576,806-245,897.16

Finding the Fourth Proportional to 417,967.08, 576,806 and 245,897.16

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Solution

The fourth proportional to 417,967.08, 576,806 and 245,897.16 is: 339,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,967.08 : 576,806 = 245,897.16 : x
  2. Step 2: Convert to fraction form
    417,967.08/576,806 = 245,897.16/x
  3. Step 3: Cross multiply
    417,967.08x = 576,806 × 245,897.16
  4. Step 4: Simplify right side
    417,967.08x = 141,834,957,270.96
  5. Step 5: Solve for x
    x = 141,834,957,270.96/417,967.08
  6. Step 6: Final answer
    x = 339,344.81

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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.