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Finding the Fourth Proportional to 450,352.80, 675,529.20 and 183,938.40

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Solution

The fourth proportional to 450,352.80, 675,529.20 and 183,938.40 is: 275,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,352.80 : 675,529.20 = 183,938.40 : x
  2. Step 2: Convert to fraction form
    450,352.80/675,529.20 = 183,938.40/x
  3. Step 3: Cross multiply
    450,352.80x = 675,529.20 × 183,938.40
  4. Step 4: Simplify right side
    450,352.80x = 124,255,760,201.28
  5. Step 5: Solve for x
    x = 124,255,760,201.28/450,352.80
  6. Step 6: Final answer
    x = 275,907.60

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1.5x scale

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.