Finding the Fourth Proportional to 439,201.08, 606,097.80 and 237,997.08
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Solution
The fourth proportional to 439,201.08, 606,097.80 and 237,997.08 is: 328,436.14
Step by Step Solution
- Step 1: Write the proportion equation
439,201.08 : 606,097.80 = 237,997.08 : x - Step 2: Convert to fraction form
439,201.08/606,097.80 = 237,997.08/x - Step 3: Cross multiply
439,201.08x = 606,097.80 × 237,997.08 - Step 4: Simplify right side
439,201.08x = 144,249,506,594.42 - Step 5: Solve for x
x = 144,249,506,594.42/439,201.08 - Step 6: Final answer
x = 328,436.14
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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.