Home / 965,815.80-1,448,723.70-433,354.20

Finding the Fourth Proportional to 965,815.80, 1,448,723.70 and 433,354.20

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Solution

The fourth proportional to 965,815.80, 1,448,723.70 and 433,354.20 is: 650,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,815.80 : 1,448,723.70 = 433,354.20 : x
  2. Step 2: Convert to fraction form
    965,815.80/1,448,723.70 = 433,354.20/x
  3. Step 3: Cross multiply
    965,815.80x = 1,448,723.70 × 433,354.20
  4. Step 4: Simplify right side
    965,815.80x = 627,810,500,034.54
  5. Step 5: Solve for x
    x = 627,810,500,034.54/965,815.80
  6. Step 6: Final answer
    x = 650,031.30

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1.5x scale

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.