Home / 288,921.06-433,097.28-168,825.60

Finding the Fourth Proportional to 288,921.06, 433,097.28 and 168,825.60

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Solution

The fourth proportional to 288,921.06, 433,097.28 and 168,825.60 is: 253,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,921.06 : 433,097.28 = 168,825.60 : x
  2. Step 2: Convert to fraction form
    288,921.06/433,097.28 = 168,825.60/x
  3. Step 3: Cross multiply
    288,921.06x = 433,097.28 × 168,825.60
  4. Step 4: Simplify right side
    288,921.06x = 73,117,908,154.37
  5. Step 5: Solve for x
    x = 73,117,908,154.37/288,921.06
  6. Step 6: Final answer
    x = 253,072.27

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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.