Home / 762,352.25-1,052,026.86-435,644.49

Finding the Fourth Proportional to 762,352.25, 1,052,026.86 and 435,644.49

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Solution

The fourth proportional to 762,352.25, 1,052,026.86 and 435,644.49 is: 601,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,352.25 : 1,052,026.86 = 435,644.49 : x
  2. Step 2: Convert to fraction form
    762,352.25/1,052,026.86 = 435,644.49/x
  3. Step 3: Cross multiply
    762,352.25x = 1,052,026.86 × 435,644.49
  4. Step 4: Simplify right side
    762,352.25x = 458,309,704,891.00
  5. Step 5: Solve for x
    x = 458,309,704,891.00/762,352.25
  6. Step 6: Final answer
    x = 601,178.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.