Home / 460,623.80-690,935.70-161,004.80

Finding the Fourth Proportional to 460,623.80, 690,935.70 and 161,004.80

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Solution

The fourth proportional to 460,623.80, 690,935.70 and 161,004.80 is: 241,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,623.80 : 690,935.70 = 161,004.80 : x
  2. Step 2: Convert to fraction form
    460,623.80/690,935.70 = 161,004.80/x
  3. Step 3: Cross multiply
    460,623.80x = 690,935.70 × 161,004.80
  4. Step 4: Simplify right side
    460,623.80x = 111,243,964,191.36
  5. Step 5: Solve for x
    x = 111,243,964,191.36/460,623.80
  6. Step 6: Final answer
    x = 241,507.20

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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.