Home / 214,810.20-322,559.55-170,802.90

Finding the Fourth Proportional to 214,810.20, 322,559.55 and 170,802.90

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Solution

The fourth proportional to 214,810.20, 322,559.55 and 170,802.90 is: 256,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,810.20 : 322,559.55 = 170,802.90 : x
  2. Step 2: Convert to fraction form
    214,810.20/322,559.55 = 170,802.90/x
  3. Step 3: Cross multiply
    214,810.20x = 322,559.55 × 170,802.90
  4. Step 4: Simplify right side
    214,810.20x = 55,094,106,562.70
  5. Step 5: Solve for x
    x = 55,094,106,562.70/214,810.20
  6. Step 6: Final answer
    x = 256,478.07

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1.5x scale

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.