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Finding the Fourth Proportional to 402,296.66, 606,270.98 and 362,365.76

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Solution

The fourth proportional to 402,296.66, 606,270.98 and 362,365.76 is: 546,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,296.66 : 606,270.98 = 362,365.76 : x
  2. Step 2: Convert to fraction form
    402,296.66/606,270.98 = 362,365.76/x
  3. Step 3: Cross multiply
    402,296.66x = 606,270.98 × 362,365.76
  4. Step 4: Simplify right side
    402,296.66x = 219,691,844,433.65
  5. Step 5: Solve for x
    x = 219,691,844,433.65/402,296.66
  6. Step 6: Final answer
    x = 546,094.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.