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Finding the Fourth Proportional to 446,813.35, 616,606.56 and 242,864.75

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Solution

The fourth proportional to 446,813.35, 616,606.56 and 242,864.75 is: 335,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,813.35 : 616,606.56 = 242,864.75 : x
  2. Step 2: Convert to fraction form
    446,813.35/616,606.56 = 242,864.75/x
  3. Step 3: Cross multiply
    446,813.35x = 616,606.56 × 242,864.75
  4. Step 4: Simplify right side
    446,813.35x = 149,751,999,254.37
  5. Step 5: Solve for x
    x = 149,751,999,254.37/446,813.35
  6. Step 6: Final answer
    x = 335,155.60

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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.