Home / 531,647.23-733,730.08-325,036.85

Finding the Fourth Proportional to 531,647.23, 733,730.08 and 325,036.85

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Solution

The fourth proportional to 531,647.23, 733,730.08 and 325,036.85 is: 448,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,647.23 : 733,730.08 = 325,036.85 : x
  2. Step 2: Convert to fraction form
    531,647.23/733,730.08 = 325,036.85/x
  3. Step 3: Cross multiply
    531,647.23x = 733,730.08 × 325,036.85
  4. Step 4: Simplify right side
    531,647.23x = 238,489,314,975.18
  5. Step 5: Solve for x
    x = 238,489,314,975.18/531,647.23
  6. Step 6: Final answer
    x = 448,585.65

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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.