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Finding the Fourth Proportional to 292,804.84, 404,071.14 and 158,668.84

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Solution

The fourth proportional to 292,804.84, 404,071.14 and 158,668.84 is: 218,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,804.84 : 404,071.14 = 158,668.84 : x
  2. Step 2: Convert to fraction form
    292,804.84/404,071.14 = 158,668.84/x
  3. Step 3: Cross multiply
    292,804.84x = 404,071.14 × 158,668.84
  4. Step 4: Simplify right side
    292,804.84x = 64,113,499,061.28
  5. Step 5: Solve for x
    x = 64,113,499,061.28/292,804.84
  6. Step 6: Final answer
    x = 218,963.25

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1.5x scale

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.