Home / 310,882.08-429,007.68-174,923.64

Finding the Fourth Proportional to 310,882.08, 429,007.68 and 174,923.64

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Solution

The fourth proportional to 310,882.08, 429,007.68 and 174,923.64 is: 241,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,882.08 : 429,007.68 = 174,923.64 : x
  2. Step 2: Convert to fraction form
    310,882.08/429,007.68 = 174,923.64/x
  3. Step 3: Cross multiply
    310,882.08x = 429,007.68 × 174,923.64
  4. Step 4: Simplify right side
    310,882.08x = 75,043,584,973.56
  5. Step 5: Solve for x
    x = 75,043,584,973.56/310,882.08
  6. Step 6: Final answer
    x = 241,389.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.