Home / 874,468.11-1,308,739.47-537,722.06

Finding the Fourth Proportional to 874,468.11, 1,308,739.47 and 537,722.06

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Solution

The fourth proportional to 874,468.11, 1,308,739.47 and 537,722.06 is: 804,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,468.11 : 1,308,739.47 = 537,722.06 : x
  2. Step 2: Convert to fraction form
    874,468.11/1,308,739.47 = 537,722.06/x
  3. Step 3: Cross multiply
    874,468.11x = 1,308,739.47 × 537,722.06
  4. Step 4: Simplify right side
    874,468.11x = 703,738,077,268.01
  5. Step 5: Solve for x
    x = 703,738,077,268.01/874,468.11
  6. Step 6: Final answer
    x = 804,761.28

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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.