Home / 495,667.80-743,083.74-214,973.64

Finding the Fourth Proportional to 495,667.80, 743,083.74 and 214,973.64

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Solution

The fourth proportional to 495,667.80, 743,083.74 and 214,973.64 is: 322,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,667.80 : 743,083.74 = 214,973.64 : x
  2. Step 2: Convert to fraction form
    495,667.80/743,083.74 = 214,973.64/x
  3. Step 3: Cross multiply
    495,667.80x = 743,083.74 × 214,973.64
  4. Step 4: Simplify right side
    495,667.80x = 159,743,416,412.61
  5. Step 5: Solve for x
    x = 159,743,416,412.61/495,667.80
  6. Step 6: Final answer
    x = 322,279.19

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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.