Home / 649,714.51-974,638.62-245,247.40

Finding the Fourth Proportional to 649,714.51, 974,638.62 and 245,247.40

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Solution

The fourth proportional to 649,714.51, 974,638.62 and 245,247.40 is: 367,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,714.51 : 974,638.62 = 245,247.40 : x
  2. Step 2: Convert to fraction form
    649,714.51/974,638.62 = 245,247.40/x
  3. Step 3: Cross multiply
    649,714.51x = 974,638.62 × 245,247.40
  4. Step 4: Simplify right side
    649,714.51x = 239,027,586,141.93
  5. Step 5: Solve for x
    x = 239,027,586,141.93/649,714.51
  6. Step 6: Final answer
    x = 367,896.33

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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.