Home / 290,624.14-401,097.18-163,297

Finding the Fourth Proportional to 290,624.14, 401,097.18 and 163,297

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Solution

The fourth proportional to 290,624.14, 401,097.18 and 163,297 is: 225,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,624.14 : 401,097.18 = 163,297 : x
  2. Step 2: Convert to fraction form
    290,624.14/401,097.18 = 163,297/x
  3. Step 3: Cross multiply
    290,624.14x = 401,097.18 × 163,297
  4. Step 4: Simplify right side
    290,624.14x = 65,497,966,202.46
  5. Step 5: Solve for x
    x = 65,497,966,202.46/290,624.14
  6. Step 6: Final answer
    x = 225,370.01

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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.