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Finding the Fourth Proportional to 358,269.69, 494,633.08 and 246,574.85

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Solution

The fourth proportional to 358,269.69, 494,633.08 and 246,574.85 is: 340,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,269.69 : 494,633.08 = 246,574.85 : x
  2. Step 2: Convert to fraction form
    358,269.69/494,633.08 = 246,574.85/x
  3. Step 3: Cross multiply
    358,269.69x = 494,633.08 × 246,574.85
  4. Step 4: Simplify right side
    358,269.69x = 121,964,075,341.09
  5. Step 5: Solve for x
    x = 121,964,075,341.09/358,269.69
  6. Step 6: Final answer
    x = 340,425.32

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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.