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Finding the Fourth Proportional to 422,987.67, 583,752.67 and 241,726.38

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Solution

The fourth proportional to 422,987.67, 583,752.67 and 241,726.38 is: 333,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,987.67 : 583,752.67 = 241,726.38 : x
  2. Step 2: Convert to fraction form
    422,987.67/583,752.67 = 241,726.38/x
  3. Step 3: Cross multiply
    422,987.67x = 583,752.67 × 241,726.38
  4. Step 4: Simplify right side
    422,987.67x = 141,108,418,300.76
  5. Step 5: Solve for x
    x = 141,108,418,300.76/422,987.67
  6. Step 6: Final answer
    x = 333,599.37

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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.