Home / 966,272.09-1,333,651.23-558,391.05

Finding the Fourth Proportional to 966,272.09, 1,333,651.23 and 558,391.05

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Solution

The fourth proportional to 966,272.09, 1,333,651.23 and 558,391.05 is: 770,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,272.09 : 1,333,651.23 = 558,391.05 : x
  2. Step 2: Convert to fraction form
    966,272.09/1,333,651.23 = 558,391.05/x
  3. Step 3: Cross multiply
    966,272.09x = 1,333,651.23 × 558,391.05
  4. Step 4: Simplify right side
    966,272.09x = 744,698,910,653.49
  5. Step 5: Solve for x
    x = 744,698,910,653.49/966,272.09
  6. Step 6: Final answer
    x = 770,692.77

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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.