Home / 377,397.46-566,077.74-140,721.68

Finding the Fourth Proportional to 377,397.46, 566,077.74 and 140,721.68

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Solution

The fourth proportional to 377,397.46, 566,077.74 and 140,721.68 is: 211,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,397.46 : 566,077.74 = 140,721.68 : x
  2. Step 2: Convert to fraction form
    377,397.46/566,077.74 = 140,721.68/x
  3. Step 3: Cross multiply
    377,397.46x = 566,077.74 × 140,721.68
  4. Step 4: Simplify right side
    377,397.46x = 79,659,410,583.40
  5. Step 5: Solve for x
    x = 79,659,410,583.40/377,397.46
  6. Step 6: Final answer
    x = 211,075.64

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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.