Home / 841,282.68-1,160,964.09-459,309.45

Finding the Fourth Proportional to 841,282.68, 1,160,964.09 and 459,309.45

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Solution

The fourth proportional to 841,282.68, 1,160,964.09 and 459,309.45 is: 633,843.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,282.68 : 1,160,964.09 = 459,309.45 : x
  2. Step 2: Convert to fraction form
    841,282.68/1,160,964.09 = 459,309.45/x
  3. Step 3: Cross multiply
    841,282.68x = 1,160,964.09 × 459,309.45
  4. Step 4: Simplify right side
    841,282.68x = 533,241,777,647.65
  5. Step 5: Solve for x
    x = 533,241,777,647.65/841,282.68
  6. Step 6: Final answer
    x = 633,843.76

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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.