Home / 468,833.12-646,991.69-253,973.18

Finding the Fourth Proportional to 468,833.12, 646,991.69 and 253,973.18

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Solution

The fourth proportional to 468,833.12, 646,991.69 and 253,973.18 is: 350,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,833.12 : 646,991.69 = 253,973.18 : x
  2. Step 2: Convert to fraction form
    468,833.12/646,991.69 = 253,973.18/x
  3. Step 3: Cross multiply
    468,833.12x = 646,991.69 × 253,973.18
  4. Step 4: Simplify right side
    468,833.12x = 164,318,536,942.87
  5. Step 5: Solve for x
    x = 164,318,536,942.87/468,833.12
  6. Step 6: Final answer
    x = 350,484.06

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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.