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Finding the Fourth Proportional to 296,071.36, 408,482.62 and 181,230.36

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Solution

The fourth proportional to 296,071.36, 408,482.62 and 181,230.36 is: 250,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,071.36 : 408,482.62 = 181,230.36 : x
  2. Step 2: Convert to fraction form
    296,071.36/408,482.62 = 181,230.36/x
  3. Step 3: Cross multiply
    296,071.36x = 408,482.62 × 181,230.36
  4. Step 4: Simplify right side
    296,071.36x = 74,029,452,276.34
  5. Step 5: Solve for x
    x = 74,029,452,276.34/296,071.36
  6. Step 6: Final answer
    x = 250,039.22

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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.