Home / 1,343,158.80-2,014,738.20-456,694.80

Finding the Fourth Proportional to 1,343,158.80, 2,014,738.20 and 456,694.80

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Solution

The fourth proportional to 1,343,158.80, 2,014,738.20 and 456,694.80 is: 685,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,158.80 : 2,014,738.20 = 456,694.80 : x
  2. Step 2: Convert to fraction form
    1,343,158.80/2,014,738.20 = 456,694.80/x
  3. Step 3: Cross multiply
    1,343,158.80x = 2,014,738.20 × 456,694.80
  4. Step 4: Simplify right side
    1,343,158.80x = 920,120,459,301.36
  5. Step 5: Solve for x
    x = 920,120,459,301.36/1,343,158.80
  6. Step 6: Final answer
    x = 685,042.20

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Double scale
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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.