Home / 1,000,764.36-1,501,164.72-361,116.06

Finding the Fourth Proportional to 1,000,764.36, 1,501,164.72 and 361,116.06

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Solution

The fourth proportional to 1,000,764.36, 1,501,164.72 and 361,116.06 is: 541,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,764.36 : 1,501,164.72 = 361,116.06 : x
  2. Step 2: Convert to fraction form
    1,000,764.36/1,501,164.72 = 361,116.06/x
  3. Step 3: Cross multiply
    1,000,764.36x = 1,501,164.72 × 361,116.06
  4. Step 4: Simplify right side
    1,000,764.36x = 542,094,689,097.40
  5. Step 5: Solve for x
    x = 542,094,689,097.40/1,000,764.36
  6. Step 6: Final answer
    x = 541,680.65

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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.