Home / 380,167.98-569,947.49-190,531.00

Finding the Fourth Proportional to 380,167.98, 569,947.49 and 190,531.00

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Solution

The fourth proportional to 380,167.98, 569,947.49 and 190,531.00 is: 285,643.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,167.98 : 569,947.49 = 190,531.00 : x
  2. Step 2: Convert to fraction form
    380,167.98/569,947.49 = 190,531.00/x
  3. Step 3: Cross multiply
    380,167.98x = 569,947.49 × 190,531.00
  4. Step 4: Simplify right side
    380,167.98x = 108,592,662,485.51
  5. Step 5: Solve for x
    x = 108,592,662,485.51/380,167.98
  6. Step 6: Final answer
    x = 285,643.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.