Home / 1,482,290.16-2,222,890.44-509,378.40

Finding the Fourth Proportional to 1,482,290.16, 2,222,890.44 and 509,378.40

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Solution

The fourth proportional to 1,482,290.16, 2,222,890.44 and 509,378.40 is: 763,880.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,290.16 : 2,222,890.44 = 509,378.40 : x
  2. Step 2: Convert to fraction form
    1,482,290.16/2,222,890.44 = 509,378.40/x
  3. Step 3: Cross multiply
    1,482,290.16x = 2,222,890.44 × 509,378.40
  4. Step 4: Simplify right side
    1,482,290.16x = 1,132,292,375,702.50
  5. Step 5: Solve for x
    x = 1,132,292,375,702.50/1,482,290.16
  6. Step 6: Final answer
    x = 763,880.38

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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.