Home / 836,637.86-1,154,440.04-492,269.06

Finding the Fourth Proportional to 836,637.86, 1,154,440.04 and 492,269.06

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Solution

The fourth proportional to 836,637.86, 1,154,440.04 and 492,269.06 is: 679,260.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,637.86 : 1,154,440.04 = 492,269.06 : x
  2. Step 2: Convert to fraction form
    836,637.86/1,154,440.04 = 492,269.06/x
  3. Step 3: Cross multiply
    836,637.86x = 1,154,440.04 × 492,269.06
  4. Step 4: Simplify right side
    836,637.86x = 568,295,105,083.62
  5. Step 5: Solve for x
    x = 568,295,105,083.62/836,637.86
  6. Step 6: Final answer
    x = 679,260.57

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1.5x scale

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.