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Finding the Fourth Proportional to 616,597.29, 850,897.83 and 361,899.27

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Solution

The fourth proportional to 616,597.29, 850,897.83 and 361,899.27 is: 499,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,597.29 : 850,897.83 = 361,899.27 : x
  2. Step 2: Convert to fraction form
    616,597.29/850,897.83 = 361,899.27/x
  3. Step 3: Cross multiply
    616,597.29x = 850,897.83 × 361,899.27
  4. Step 4: Simplify right side
    616,597.29x = 307,939,303,521.58
  5. Step 5: Solve for x
    x = 307,939,303,521.58/616,597.29
  6. Step 6: Final answer
    x = 499,417.22

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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.