Finding the Fourth Proportional to 445,868.79, 615,298.08 and 241,919.66
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Solution
The fourth proportional to 445,868.79, 615,298.08 and 241,919.66 is: 333,848.66
Step by Step Solution
- Step 1: Write the proportion equation
445,868.79 : 615,298.08 = 241,919.66 : x - Step 2: Convert to fraction form
445,868.79/615,298.08 = 241,919.66/x - Step 3: Cross multiply
445,868.79x = 615,298.08 × 241,919.66 - Step 4: Simplify right side
445,868.79x = 148,852,699,235.76 - Step 5: Solve for x
x = 148,852,699,235.76/445,868.79 - Step 6: Final answer
x = 333,848.66
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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.