Home / 383,869.08-529,844.76-222,776.01

Finding the Fourth Proportional to 383,869.08, 529,844.76 and 222,776.01

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Solution

The fourth proportional to 383,869.08, 529,844.76 and 222,776.01 is: 307,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,869.08 : 529,844.76 = 222,776.01 : x
  2. Step 2: Convert to fraction form
    383,869.08/529,844.76 = 222,776.01/x
  3. Step 3: Cross multiply
    383,869.08x = 529,844.76 × 222,776.01
  4. Step 4: Simplify right side
    383,869.08x = 118,036,701,552.21
  5. Step 5: Solve for x
    x = 118,036,701,552.21/383,869.08
  6. Step 6: Final answer
    x = 307,492.08

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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.