Home / 447,186.69-671,038.38-236,824.65

Finding the Fourth Proportional to 447,186.69, 671,038.38 and 236,824.65

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Solution

The fourth proportional to 447,186.69, 671,038.38 and 236,824.65 is: 355,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,186.69 : 671,038.38 = 236,824.65 : x
  2. Step 2: Convert to fraction form
    447,186.69/671,038.38 = 236,824.65/x
  3. Step 3: Cross multiply
    447,186.69x = 671,038.38 × 236,824.65
  4. Step 4: Simplify right side
    447,186.69x = 158,918,429,480.07
  5. Step 5: Solve for x
    x = 158,918,429,480.07/447,186.69
  6. Step 6: Final answer
    x = 355,373.79

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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.