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Finding the Fourth Proportional to 294,670.95, 406,648.71 and 167,347.47

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Solution

The fourth proportional to 294,670.95, 406,648.71 and 167,347.47 is: 230,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,670.95 : 406,648.71 = 167,347.47 : x
  2. Step 2: Convert to fraction form
    294,670.95/406,648.71 = 167,347.47/x
  3. Step 3: Cross multiply
    294,670.95x = 406,648.71 × 167,347.47
  4. Step 4: Simplify right side
    294,670.95x = 68,051,632,797.26
  5. Step 5: Solve for x
    x = 68,051,632,797.26/294,670.95
  6. Step 6: Final answer
    x = 230,941.10

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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.