Home / 756,109.92-1,043,455.32-433,878.96

Finding the Fourth Proportional to 756,109.92, 1,043,455.32 and 433,878.96

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Solution

The fourth proportional to 756,109.92, 1,043,455.32 and 433,878.96 is: 598,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,109.92 : 1,043,455.32 = 433,878.96 : x
  2. Step 2: Convert to fraction form
    756,109.92/1,043,455.32 = 433,878.96/x
  3. Step 3: Cross multiply
    756,109.92x = 1,043,455.32 × 433,878.96
  4. Step 4: Simplify right side
    756,109.92x = 452,733,309,048.07
  5. Step 5: Solve for x
    x = 452,733,309,048.07/756,109.92
  6. Step 6: Final answer
    x = 598,766.52

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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.