Home / 288,920.06-433,095.78-168,824.60

Finding the Fourth Proportional to 288,920.06, 433,095.78 and 168,824.60

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Solution

The fourth proportional to 288,920.06, 433,095.78 and 168,824.60 is: 253,070.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,920.06 : 433,095.78 = 168,824.60 : x
  2. Step 2: Convert to fraction form
    288,920.06/433,095.78 = 168,824.60/x
  3. Step 3: Cross multiply
    288,920.06x = 433,095.78 × 168,824.60
  4. Step 4: Simplify right side
    288,920.06x = 73,117,223,324.99
  5. Step 5: Solve for x
    x = 73,117,223,324.99/288,920.06
  6. Step 6: Final answer
    x = 253,070.77

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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.