Home / 357,962.96-493,959.57-210,764.54

Finding the Fourth Proportional to 357,962.96, 493,959.57 and 210,764.54

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Solution

The fourth proportional to 357,962.96, 493,959.57 and 210,764.54 is: 290,837.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,962.96 : 493,959.57 = 210,764.54 : x
  2. Step 2: Convert to fraction form
    357,962.96/493,959.57 = 210,764.54/x
  3. Step 3: Cross multiply
    357,962.96x = 493,959.57 × 210,764.54
  4. Step 4: Simplify right side
    357,962.96x = 104,109,161,549.65
  5. Step 5: Solve for x
    x = 104,109,161,549.65/357,962.96
  6. Step 6: Final answer
    x = 290,837.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.