Home / 977,563.20-1,466,344.80-961,816.80

Finding the Fourth Proportional to 977,563.20, 1,466,344.80 and 961,816.80

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Solution

The fourth proportional to 977,563.20, 1,466,344.80 and 961,816.80 is: 1,442,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,563.20 : 1,466,344.80 = 961,816.80 : x
  2. Step 2: Convert to fraction form
    977,563.20/1,466,344.80 = 961,816.80/x
  3. Step 3: Cross multiply
    977,563.20x = 1,466,344.80 × 961,816.80
  4. Step 4: Simplify right side
    977,563.20x = 1,410,355,063,232.64
  5. Step 5: Solve for x
    x = 1,410,355,063,232.64/977,563.20
  6. Step 6: Final answer
    x = 1,442,725.20

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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.