Home / 872,334.18-1,308,499.65-273,341.25

Finding the Fourth Proportional to 872,334.18, 1,308,499.65 and 273,341.25

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Solution

The fourth proportional to 872,334.18, 1,308,499.65 and 273,341.25 is: 410,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,334.18 : 1,308,499.65 = 273,341.25 : x
  2. Step 2: Convert to fraction form
    872,334.18/1,308,499.65 = 273,341.25/x
  3. Step 3: Cross multiply
    872,334.18x = 1,308,499.65 × 273,341.25
  4. Step 4: Simplify right side
    872,334.18x = 357,666,929,955.56
  5. Step 5: Solve for x
    x = 357,666,929,955.56/872,334.18
  6. Step 6: Final answer
    x = 410,011.37

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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.