Home / 310,816.29-428,925.85-174,850.33

Finding the Fourth Proportional to 310,816.29, 428,925.85 and 174,850.33

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Solution

The fourth proportional to 310,816.29, 428,925.85 and 174,850.33 is: 241,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,816.29 : 428,925.85 = 174,850.33 : x
  2. Step 2: Convert to fraction form
    310,816.29/428,925.85 = 174,850.33/x
  3. Step 3: Cross multiply
    310,816.29x = 428,925.85 × 174,850.33
  4. Step 4: Simplify right side
    310,816.29x = 74,997,825,712.83
  5. Step 5: Solve for x
    x = 74,997,825,712.83/310,816.29
  6. Step 6: Final answer
    x = 241,293.10

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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.