Home / 714,676.20-1,072,014.30-293,812.20

Finding the Fourth Proportional to 714,676.20, 1,072,014.30 and 293,812.20

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Solution

The fourth proportional to 714,676.20, 1,072,014.30 and 293,812.20 is: 440,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,676.20 : 1,072,014.30 = 293,812.20 : x
  2. Step 2: Convert to fraction form
    714,676.20/1,072,014.30 = 293,812.20/x
  3. Step 3: Cross multiply
    714,676.20x = 1,072,014.30 × 293,812.20
  4. Step 4: Simplify right side
    714,676.20x = 314,970,879,914.46
  5. Step 5: Solve for x
    x = 314,970,879,914.46/714,676.20
  6. Step 6: Final answer
    x = 440,718.30

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Double scale
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Similar ratio
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1.5x scale

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.