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Finding the Fourth Proportional to 446,535.48, 616,204.74 and 255,544.77

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Solution

The fourth proportional to 446,535.48, 616,204.74 and 255,544.77 is: 352,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,535.48 : 616,204.74 = 255,544.77 : x
  2. Step 2: Convert to fraction form
    446,535.48/616,204.74 = 255,544.77/x
  3. Step 3: Cross multiply
    446,535.48x = 616,204.74 × 255,544.77
  4. Step 4: Simplify right side
    446,535.48x = 157,467,895,475.19
  5. Step 5: Solve for x
    x = 157,467,895,475.19/446,535.48
  6. Step 6: Final answer
    x = 352,643.64

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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.