Home / 753,059.43-1,129,628.61-573,426.61

Finding the Fourth Proportional to 753,059.43, 1,129,628.61 and 573,426.61

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Solution

The fourth proportional to 753,059.43, 1,129,628.61 and 573,426.61 is: 860,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,059.43 : 1,129,628.61 = 573,426.61 : x
  2. Step 2: Convert to fraction form
    753,059.43/1,129,628.61 = 573,426.61/x
  3. Step 3: Cross multiply
    753,059.43x = 1,129,628.61 × 573,426.61
  4. Step 4: Simplify right side
    753,059.43x = 647,759,101,567.24
  5. Step 5: Solve for x
    x = 647,759,101,567.24/753,059.43
  6. Step 6: Final answer
    x = 860,169.96

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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.