Home / 823,849.79-1,137,032.03-461,296.98

Finding the Fourth Proportional to 823,849.79, 1,137,032.03 and 461,296.98

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Solution

The fourth proportional to 823,849.79, 1,137,032.03 and 461,296.98 is: 636,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,849.79 : 1,137,032.03 = 461,296.98 : x
  2. Step 2: Convert to fraction form
    823,849.79/1,137,032.03 = 461,296.98/x
  3. Step 3: Cross multiply
    823,849.79x = 1,137,032.03 × 461,296.98
  4. Step 4: Simplify right side
    823,849.79x = 524,509,439,295.78
  5. Step 5: Solve for x
    x = 524,509,439,295.78/823,849.79
  6. Step 6: Final answer
    x = 636,656.64

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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.