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Finding the Fourth Proportional to 446,762.72, 616,537.29 and 242,813.63

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Solution

The fourth proportional to 446,762.72, 616,537.29 and 242,813.63 is: 335,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,762.72 : 616,537.29 = 242,813.63 : x
  2. Step 2: Convert to fraction form
    446,762.72/616,537.29 = 242,813.63/x
  3. Step 3: Cross multiply
    446,762.72x = 616,537.29 × 242,813.63
  4. Step 4: Simplify right side
    446,762.72x = 149,703,654,332.58
  5. Step 5: Solve for x
    x = 149,703,654,332.58/446,762.72
  6. Step 6: Final answer
    x = 335,085.38

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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.