Home / 872,539.02-1,308,770.46-273,486.51

Finding the Fourth Proportional to 872,539.02, 1,308,770.46 and 273,486.51

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Solution

The fourth proportional to 872,539.02, 1,308,770.46 and 273,486.51 is: 410,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,539.02 : 1,308,770.46 = 273,486.51 : x
  2. Step 2: Convert to fraction form
    872,539.02/1,308,770.46 = 273,486.51/x
  3. Step 3: Cross multiply
    872,539.02x = 1,308,770.46 × 273,486.51
  4. Step 4: Simplify right side
    872,539.02x = 357,931,065,496.50
  5. Step 5: Solve for x
    x = 357,931,065,496.50/872,539.02
  6. Step 6: Final answer
    x = 410,217.83

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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.