Home / 729,259.95-1,093,751.40-308,831.07

Finding the Fourth Proportional to 729,259.95, 1,093,751.40 and 308,831.07

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Solution

The fourth proportional to 729,259.95, 1,093,751.40 and 308,831.07 is: 463,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,259.95 : 1,093,751.40 = 308,831.07 : x
  2. Step 2: Convert to fraction form
    729,259.95/1,093,751.40 = 308,831.07/x
  3. Step 3: Cross multiply
    729,259.95x = 1,093,751.40 × 308,831.07
  4. Step 4: Simplify right side
    729,259.95x = 337,784,415,176.00
  5. Step 5: Solve for x
    x = 337,784,415,176.00/729,259.95
  6. Step 6: Final answer
    x = 463,187.94

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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.