Home / 495,784.44-684,189.90-269,430.12

Finding the Fourth Proportional to 495,784.44, 684,189.90 and 269,430.12

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Solution

The fourth proportional to 495,784.44, 684,189.90 and 269,430.12 is: 371,817.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,784.44 : 684,189.90 = 269,430.12 : x
  2. Step 2: Convert to fraction form
    495,784.44/684,189.90 = 269,430.12/x
  3. Step 3: Cross multiply
    495,784.44x = 684,189.90 × 269,430.12
  4. Step 4: Simplify right side
    495,784.44x = 184,341,366,859.79
  5. Step 5: Solve for x
    x = 184,341,366,859.79/495,784.44
  6. Step 6: Final answer
    x = 371,817.57

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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.