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Finding the Fourth Proportional to 574,266.49, 859,894.79 and 404,869.66

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Solution

The fourth proportional to 574,266.49, 859,894.79 and 404,869.66 is: 606,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,266.49 : 859,894.79 = 404,869.66 : x
  2. Step 2: Convert to fraction form
    574,266.49/859,894.79 = 404,869.66/x
  3. Step 3: Cross multiply
    574,266.49x = 859,894.79 × 404,869.66
  4. Step 4: Simplify right side
    574,266.49x = 348,145,307,088.99
  5. Step 5: Solve for x
    x = 348,145,307,088.99/574,266.49
  6. Step 6: Final answer
    x = 606,243.47

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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.