Home / 449,224.44-619,931.04-245,277.12

Finding the Fourth Proportional to 449,224.44, 619,931.04 and 245,277.12

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Solution

The fourth proportional to 449,224.44, 619,931.04 and 245,277.12 is: 338,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,224.44 : 619,931.04 = 245,277.12 : x
  2. Step 2: Convert to fraction form
    449,224.44/619,931.04 = 245,277.12/x
  3. Step 3: Cross multiply
    449,224.44x = 619,931.04 × 245,277.12
  4. Step 4: Simplify right side
    449,224.44x = 152,054,900,089.81
  5. Step 5: Solve for x
    x = 152,054,900,089.81/449,224.44
  6. Step 6: Final answer
    x = 338,483.14

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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.