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Finding the Fourth Proportional to 554,199.71, 831,610.89 and 301,497.84

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Solution

The fourth proportional to 554,199.71, 831,610.89 and 301,497.84 is: 452,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,199.71 : 831,610.89 = 301,497.84 : x
  2. Step 2: Convert to fraction form
    554,199.71/831,610.89 = 301,497.84/x
  3. Step 3: Cross multiply
    554,199.71x = 831,610.89 × 301,497.84
  4. Step 4: Simplify right side
    554,199.71x = 250,728,887,055.48
  5. Step 5: Solve for x
    x = 250,728,887,055.48/554,199.71
  6. Step 6: Final answer
    x = 452,416.13

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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.