Home / 314,828.10-434,472.26-171,597.42

Finding the Fourth Proportional to 314,828.10, 434,472.26 and 171,597.42

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Solution

The fourth proportional to 314,828.10, 434,472.26 and 171,597.42 is: 236,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,828.10 : 434,472.26 = 171,597.42 : x
  2. Step 2: Convert to fraction form
    314,828.10/434,472.26 = 171,597.42/x
  3. Step 3: Cross multiply
    314,828.10x = 434,472.26 × 171,597.42
  4. Step 4: Simplify right side
    314,828.10x = 74,554,318,019.58
  5. Step 5: Solve for x
    x = 74,554,318,019.58/314,828.10
  6. Step 6: Final answer
    x = 236,809.61

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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.