Home / 380,280.71-524,881.16-227,409.41

Finding the Fourth Proportional to 380,280.71, 524,881.16 and 227,409.41

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Solution

The fourth proportional to 380,280.71, 524,881.16 and 227,409.41 is: 313,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,280.71 : 524,881.16 = 227,409.41 : x
  2. Step 2: Convert to fraction form
    380,280.71/524,881.16 = 227,409.41/x
  3. Step 3: Cross multiply
    380,280.71x = 524,881.16 × 227,409.41
  4. Step 4: Simplify right side
    380,280.71x = 119,362,911,154.26
  5. Step 5: Solve for x
    x = 119,362,911,154.26/380,280.71
  6. Step 6: Final answer
    x = 313,881.06

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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.