Home / 750,262.80-1,035,080.04-492,282.16

Finding the Fourth Proportional to 750,262.80, 1,035,080.04 and 492,282.16

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Solution

The fourth proportional to 750,262.80, 1,035,080.04 and 492,282.16 is: 679,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,262.80 : 1,035,080.04 = 492,282.16 : x
  2. Step 2: Convert to fraction form
    750,262.80/1,035,080.04 = 492,282.16/x
  3. Step 3: Cross multiply
    750,262.80x = 1,035,080.04 × 492,282.16
  4. Step 4: Simplify right side
    750,262.80x = 509,551,437,864.09
  5. Step 5: Solve for x
    x = 509,551,437,864.09/750,262.80
  6. Step 6: Final answer
    x = 679,163.94

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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.