Home / 327,088.20-490,664.70-113,823.30

Finding the Fourth Proportional to 327,088.20, 490,664.70 and 113,823.30

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Solution

The fourth proportional to 327,088.20, 490,664.70 and 113,823.30 is: 170,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,088.20 : 490,664.70 = 113,823.30 : x
  2. Step 2: Convert to fraction form
    327,088.20/490,664.70 = 113,823.30/x
  3. Step 3: Cross multiply
    327,088.20x = 490,664.70 × 113,823.30
  4. Step 4: Simplify right side
    327,088.20x = 55,849,075,347.51
  5. Step 5: Solve for x
    x = 55,849,075,347.51/327,088.20
  6. Step 6: Final answer
    x = 170,746.22

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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.