Home / 382,430.04-575,921.65-333,105.90

Finding the Fourth Proportional to 382,430.04, 575,921.65 and 333,105.90

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Solution

The fourth proportional to 382,430.04, 575,921.65 and 333,105.90 is: 501,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,430.04 : 575,921.65 = 333,105.90 : x
  2. Step 2: Convert to fraction form
    382,430.04/575,921.65 = 333,105.90/x
  3. Step 3: Cross multiply
    382,430.04x = 575,921.65 × 333,105.90
  4. Step 4: Simplify right side
    382,430.04x = 191,842,899,552.74
  5. Step 5: Solve for x
    x = 191,842,899,552.74/382,430.04
  6. Step 6: Final answer
    x = 501,641.82

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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.