Home / 446,434.11-616,083.59-242,489.02

Finding the Fourth Proportional to 446,434.11, 616,083.59 and 242,489.02

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Solution

The fourth proportional to 446,434.11, 616,083.59 and 242,489.02 is: 334,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,434.11 : 616,083.59 = 242,489.02 : x
  2. Step 2: Convert to fraction form
    446,434.11/616,083.59 = 242,489.02/x
  3. Step 3: Cross multiply
    446,434.11x = 616,083.59 × 242,489.02
  4. Step 4: Simplify right side
    446,434.11x = 149,393,502,896.76
  5. Step 5: Solve for x
    x = 149,393,502,896.76/446,434.11
  6. Step 6: Final answer
    x = 334,637.30

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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.