Finding the Fourth Proportional to 442,197.01, 663,330.14 and 157,948.98
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Solution
The fourth proportional to 442,197.01, 663,330.14 and 157,948.98 is: 236,935.84
Step by Step Solution
- Step 1: Write the proportion equation
442,197.01 : 663,330.14 = 157,948.98 : x - Step 2: Convert to fraction form
442,197.01/663,330.14 = 157,948.98/x - Step 3: Cross multiply
442,197.01x = 663,330.14 × 157,948.98 - Step 4: Simplify right side
442,197.01x = 104,772,319,016.26 - Step 5: Solve for x
x = 104,772,319,016.26/442,197.01 - Step 6: Final answer
x = 236,935.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.