Home / 652,231.20-977,137.20-370,912.80

Finding the Fourth Proportional to 652,231.20, 977,137.20 and 370,912.80

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Solution

The fourth proportional to 652,231.20, 977,137.20 and 370,912.80 is: 555,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,231.20 : 977,137.20 = 370,912.80 : x
  2. Step 2: Convert to fraction form
    652,231.20/977,137.20 = 370,912.80/x
  3. Step 3: Cross multiply
    652,231.20x = 977,137.20 × 370,912.80
  4. Step 4: Simplify right side
    652,231.20x = 362,432,694,836.16
  5. Step 5: Solve for x
    x = 362,432,694,836.16/652,231.20
  6. Step 6: Final answer
    x = 555,681.32

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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.