Home / 747,364.65-1,120,907.28-200,263.50

Finding the Fourth Proportional to 747,364.65, 1,120,907.28 and 200,263.50

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Solution

The fourth proportional to 747,364.65, 1,120,907.28 and 200,263.50 is: 300,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,364.65 : 1,120,907.28 = 200,263.50 : x
  2. Step 2: Convert to fraction form
    747,364.65/1,120,907.28 = 200,263.50/x
  3. Step 3: Cross multiply
    747,364.65x = 1,120,907.28 × 200,263.50
  4. Step 4: Simplify right side
    747,364.65x = 224,476,815,068.28
  5. Step 5: Solve for x
    x = 224,476,815,068.28/747,364.65
  6. Step 6: Final answer
    x = 300,357.82

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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.