Finding the Fourth Proportional to 474,787.66, 655,214.79 and 259,924.18
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Solution
The fourth proportional to 474,787.66, 655,214.79 and 259,924.18 is: 358,699.65
Step by Step Solution
- Step 1: Write the proportion equation
474,787.66 : 655,214.79 = 259,924.18 : x - Step 2: Convert to fraction form
474,787.66/655,214.79 = 259,924.18/x - Step 3: Cross multiply
474,787.66x = 655,214.79 × 259,924.18 - Step 4: Simplify right side
474,787.66x = 170,306,167,677.94 - Step 5: Solve for x
x = 170,306,167,677.94/474,787.66 - Step 6: Final answer
x = 358,699.65
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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.