Home / 446,824.30-616,616.40-242,875.21

Finding the Fourth Proportional to 446,824.30, 616,616.40 and 242,875.21

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Solution

The fourth proportional to 446,824.30, 616,616.40 and 242,875.21 is: 335,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,824.30 : 616,616.40 = 242,875.21 : x
  2. Step 2: Convert to fraction form
    446,824.30/616,616.40 = 242,875.21/x
  3. Step 3: Cross multiply
    446,824.30x = 616,616.40 × 242,875.21
  4. Step 4: Simplify right side
    446,824.30x = 149,760,837,639.44
  5. Step 5: Solve for x
    x = 149,760,837,639.44/446,824.30
  6. Step 6: Final answer
    x = 335,167.17

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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.