Home / 693,988.47-1,039,793.49-465,857.01

Finding the Fourth Proportional to 693,988.47, 1,039,793.49 and 465,857.01

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Solution

The fourth proportional to 693,988.47, 1,039,793.49 and 465,857.01 is: 697,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,988.47 : 1,039,793.49 = 465,857.01 : x
  2. Step 2: Convert to fraction form
    693,988.47/1,039,793.49 = 465,857.01/x
  3. Step 3: Cross multiply
    693,988.47x = 1,039,793.49 × 465,857.01
  4. Step 4: Simplify right side
    693,988.47x = 484,395,086,268.87
  5. Step 5: Solve for x
    x = 484,395,086,268.87/693,988.47
  6. Step 6: Final answer
    x = 697,987.22

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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.