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Finding the Fourth Proportional to 446,910.28, 616,666.86 and 265,554.76

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Solution

The fourth proportional to 446,910.28, 616,666.86 and 265,554.76 is: 366,424.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,910.28 : 616,666.86 = 265,554.76 : x
  2. Step 2: Convert to fraction form
    446,910.28/616,666.86 = 265,554.76/x
  3. Step 3: Cross multiply
    446,910.28x = 616,666.86 × 265,554.76
  4. Step 4: Simplify right side
    446,910.28x = 163,758,820,007.25
  5. Step 5: Solve for x
    x = 163,758,820,007.25/446,910.28
  6. Step 6: Final answer
    x = 366,424.37

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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.