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Finding the Fourth Proportional to 270,460.18, 403,925.72 and 230,048.47

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Solution

The fourth proportional to 270,460.18, 403,925.72 and 230,048.47 is: 343,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,460.18 : 403,925.72 = 230,048.47 : x
  2. Step 2: Convert to fraction form
    270,460.18/403,925.72 = 230,048.47/x
  3. Step 3: Cross multiply
    270,460.18x = 403,925.72 × 230,048.47
  4. Step 4: Simplify right side
    270,460.18x = 92,922,493,879.65
  5. Step 5: Solve for x
    x = 92,922,493,879.65/270,460.18
  6. Step 6: Final answer
    x = 343,571.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.