Home / 379,887.04-524,216.46-210,124

Finding the Fourth Proportional to 379,887.04, 524,216.46 and 210,124

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Solution

The fourth proportional to 379,887.04, 524,216.46 and 210,124 is: 289,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,887.04 : 524,216.46 = 210,124 : x
  2. Step 2: Convert to fraction form
    379,887.04/524,216.46 = 210,124/x
  3. Step 3: Cross multiply
    379,887.04x = 524,216.46 × 210,124
  4. Step 4: Simplify right side
    379,887.04x = 110,150,459,441.04
  5. Step 5: Solve for x
    x = 110,150,459,441.04/379,887.04
  6. Step 6: Final answer
    x = 289,955.82

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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.