Home / 652,280.20-977,210.70-370,961.80

Finding the Fourth Proportional to 652,280.20, 977,210.70 and 370,961.80

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Solution

The fourth proportional to 652,280.20, 977,210.70 and 370,961.80 is: 555,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,280.20 : 977,210.70 = 370,961.80 : x
  2. Step 2: Convert to fraction form
    652,280.20/977,210.70 = 370,961.80/x
  3. Step 3: Cross multiply
    652,280.20x = 977,210.70 × 370,961.80
  4. Step 4: Simplify right side
    652,280.20x = 362,507,840,251.26
  5. Step 5: Solve for x
    x = 362,507,840,251.26/652,280.20
  6. Step 6: Final answer
    x = 555,754.78

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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.