Home / 672,097.37-1,008,036.70-272,722.01

Finding the Fourth Proportional to 672,097.37, 1,008,036.70 and 272,722.01

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Solution

The fourth proportional to 672,097.37, 1,008,036.70 and 272,722.01 is: 409,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,097.37 : 1,008,036.70 = 272,722.01 : x
  2. Step 2: Convert to fraction form
    672,097.37/1,008,036.70 = 272,722.01/x
  3. Step 3: Cross multiply
    672,097.37x = 1,008,036.70 × 272,722.01
  4. Step 4: Simplify right side
    672,097.37x = 274,913,789,255.78
  5. Step 5: Solve for x
    x = 274,913,789,255.78/672,097.37
  6. Step 6: Final answer
    x = 409,038.64

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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.