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Finding the Fourth Proportional to 450,699.52, 675,830.58 and 225,963.40

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Solution

The fourth proportional to 450,699.52, 675,830.58 and 225,963.40 is: 338,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,699.52 : 675,830.58 = 225,963.40 : x
  2. Step 2: Convert to fraction form
    450,699.52/675,830.58 = 225,963.40/x
  3. Step 3: Cross multiply
    450,699.52x = 675,830.58 × 225,963.40
  4. Step 4: Simplify right side
    450,699.52x = 152,712,975,680.77
  5. Step 5: Solve for x
    x = 152,712,975,680.77/450,699.52
  6. Step 6: Final answer
    x = 338,835.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.