Finding the Fourth Proportional to 366,926.12, 506,358.98 and 214,069.40
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Solution
The fourth proportional to 366,926.12, 506,358.98 and 214,069.40 is: 295,416.32
Step by Step Solution
- Step 1: Write the proportion equation
366,926.12 : 506,358.98 = 214,069.40 : x - Step 2: Convert to fraction form
366,926.12/506,358.98 = 214,069.40/x - Step 3: Cross multiply
366,926.12x = 506,358.98 × 214,069.40 - Step 4: Simplify right side
366,926.12x = 108,395,963,033.21 - Step 5: Solve for x
x = 108,395,963,033.21/366,926.12 - Step 6: Final answer
x = 295,416.32
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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.