Finding the Fourth Proportional to 341,356.14, 470,852.19 and 207,220.14
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Solution
The fourth proportional to 341,356.14, 470,852.19 and 207,220.14 is: 285,830.68
Step by Step Solution
- Step 1: Write the proportion equation
341,356.14 : 470,852.19 = 207,220.14 : x - Step 2: Convert to fraction form
341,356.14/470,852.19 = 207,220.14/x - Step 3: Cross multiply
341,356.14x = 470,852.19 × 207,220.14 - Step 4: Simplify right side
341,356.14x = 97,570,056,731.11 - Step 5: Solve for x
x = 97,570,056,731.11/341,356.14 - Step 6: Final answer
x = 285,830.68
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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.