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Finding the Fourth Proportional to 577,084.68, 796,345.56 and 322,386.66

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Solution

The fourth proportional to 577,084.68, 796,345.56 and 322,386.66 is: 444,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,084.68 : 796,345.56 = 322,386.66 : x
  2. Step 2: Convert to fraction form
    577,084.68/796,345.56 = 322,386.66/x
  3. Step 3: Cross multiply
    577,084.68x = 796,345.56 × 322,386.66
  4. Step 4: Simplify right side
    577,084.68x = 256,731,185,294.23
  5. Step 5: Solve for x
    x = 256,731,185,294.23/577,084.68
  6. Step 6: Final answer
    x = 444,876.11

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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.