Home / 483,038.17-666,566.65-268,164.40

Finding the Fourth Proportional to 483,038.17, 666,566.65 and 268,164.40

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Solution

The fourth proportional to 483,038.17, 666,566.65 and 268,164.40 is: 370,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,038.17 : 666,566.65 = 268,164.40 : x
  2. Step 2: Convert to fraction form
    483,038.17/666,566.65 = 268,164.40/x
  3. Step 3: Cross multiply
    483,038.17x = 666,566.65 × 268,164.40
  4. Step 4: Simplify right side
    483,038.17x = 178,749,443,801.14
  5. Step 5: Solve for x
    x = 178,749,443,801.14/483,038.17
  6. Step 6: Final answer
    x = 370,052.42

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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.