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Finding the Fourth Proportional to 446,747.86, 616,516.82 and 242,798.77

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Solution

The fourth proportional to 446,747.86, 616,516.82 and 242,798.77 is: 335,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,747.86 : 616,516.82 = 242,798.77 : x
  2. Step 2: Convert to fraction form
    446,747.86/616,516.82 = 242,798.77/x
  3. Step 3: Cross multiply
    446,747.86x = 616,516.82 × 242,798.77
  4. Step 4: Simplify right side
    446,747.86x = 149,689,525,580.31
  5. Step 5: Solve for x
    x = 149,689,525,580.31/446,747.86
  6. Step 6: Final answer
    x = 335,064.90

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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.