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Finding the Fourth Proportional to 606,223.93, 909,071.79 and 173,846

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Solution

The fourth proportional to 606,223.93, 909,071.79 and 173,846 is: 260,693.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,223.93 : 909,071.79 = 173,846 : x
  2. Step 2: Convert to fraction form
    606,223.93/909,071.79 = 173,846/x
  3. Step 3: Cross multiply
    606,223.93x = 909,071.79 × 173,846
  4. Step 4: Simplify right side
    606,223.93x = 158,038,494,404.34
  5. Step 5: Solve for x
    x = 158,038,494,404.34/606,223.93
  6. Step 6: Final answer
    x = 260,693.26

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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.