Home / 326,844.66-490,038.29-166,970.10

Finding the Fourth Proportional to 326,844.66, 490,038.29 and 166,970.10

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Solution

The fourth proportional to 326,844.66, 490,038.29 and 166,970.10 is: 250,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,844.66 : 490,038.29 = 166,970.10 : x
  2. Step 2: Convert to fraction form
    326,844.66/490,038.29 = 166,970.10/x
  3. Step 3: Cross multiply
    326,844.66x = 490,038.29 × 166,970.10
  4. Step 4: Simplify right side
    326,844.66x = 81,821,742,285.13
  5. Step 5: Solve for x
    x = 81,821,742,285.13/326,844.66
  6. Step 6: Final answer
    x = 250,338.32

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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.