Home / 756,362.34-1,043,780.09-416,830.59

Finding the Fourth Proportional to 756,362.34, 1,043,780.09 and 416,830.59

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Solution

The fourth proportional to 756,362.34, 1,043,780.09 and 416,830.59 is: 575,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,362.34 : 1,043,780.09 = 416,830.59 : x
  2. Step 2: Convert to fraction form
    756,362.34/1,043,780.09 = 416,830.59/x
  3. Step 3: Cross multiply
    756,362.34x = 1,043,780.09 × 416,830.59
  4. Step 4: Simplify right side
    756,362.34x = 435,079,468,660.80
  5. Step 5: Solve for x
    x = 435,079,468,660.80/756,362.34
  6. Step 6: Final answer
    x = 575,226.24

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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.