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Finding the Fourth Proportional to 880,653.84, 1,215,674.32 and 594,561.44

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Solution

The fourth proportional to 880,653.84, 1,215,674.32 and 594,561.44 is: 820,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,653.84 : 1,215,674.32 = 594,561.44 : x
  2. Step 2: Convert to fraction form
    880,653.84/1,215,674.32 = 594,561.44/x
  3. Step 3: Cross multiply
    880,653.84x = 1,215,674.32 × 594,561.44
  4. Step 4: Simplify right side
    880,653.84x = 722,793,074,270.22
  5. Step 5: Solve for x
    x = 722,793,074,270.22/880,653.84
  6. Step 6: Final answer
    x = 820,745.95

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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.