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Finding the Fourth Proportional to 382,429.04, 575,920.15 and 333,104.90

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Solution

The fourth proportional to 382,429.04, 575,920.15 and 333,104.90 is: 501,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,429.04 : 575,920.15 = 333,104.90 : x
  2. Step 2: Convert to fraction form
    382,429.04/575,920.15 = 333,104.90/x
  3. Step 3: Cross multiply
    382,429.04x = 575,920.15 × 333,104.90
  4. Step 4: Simplify right side
    382,429.04x = 191,841,820,261.37
  5. Step 5: Solve for x
    x = 191,841,820,261.37/382,429.04
  6. Step 6: Final answer
    x = 501,640.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.