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Finding the Fourth Proportional to 446,756.59, 616,521.81 and 242,804.26

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Solution

The fourth proportional to 446,756.59, 616,521.81 and 242,804.26 is: 335,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,756.59 : 616,521.81 = 242,804.26 : x
  2. Step 2: Convert to fraction form
    446,756.59/616,521.81 = 242,804.26/x
  3. Step 3: Cross multiply
    446,756.59x = 616,521.81 × 242,804.26
  4. Step 4: Simplify right side
    446,756.59x = 149,694,121,850.91
  5. Step 5: Solve for x
    x = 149,694,121,850.91/446,756.59
  6. Step 6: Final answer
    x = 335,068.64

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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.