Home / 755,847.52-1,043,069.54-416,315.77

Finding the Fourth Proportional to 755,847.52, 1,043,069.54 and 416,315.77

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Solution

The fourth proportional to 755,847.52, 1,043,069.54 and 416,315.77 is: 574,515.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,847.52 : 1,043,069.54 = 416,315.77 : x
  2. Step 2: Convert to fraction form
    755,847.52/1,043,069.54 = 416,315.77/x
  3. Step 3: Cross multiply
    755,847.52x = 1,043,069.54 × 416,315.77
  4. Step 4: Simplify right side
    755,847.52x = 434,246,294,019.39
  5. Step 5: Solve for x
    x = 434,246,294,019.39/755,847.52
  6. Step 6: Final answer
    x = 574,515.74

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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.