Home / 836,267.76-1,154,052.36-492,117.12

Finding the Fourth Proportional to 836,267.76, 1,154,052.36 and 492,117.12

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Solution

The fourth proportional to 836,267.76, 1,154,052.36 and 492,117.12 is: 679,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,267.76 : 1,154,052.36 = 492,117.12 : x
  2. Step 2: Convert to fraction form
    836,267.76/1,154,052.36 = 492,117.12/x
  3. Step 3: Cross multiply
    836,267.76x = 1,154,052.36 × 492,117.12
  4. Step 4: Simplify right side
    836,267.76x = 567,928,923,732.40
  5. Step 5: Solve for x
    x = 567,928,923,732.40/836,267.76
  6. Step 6: Final answer
    x = 679,123.30

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Double scale
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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.