Finding the Fourth Proportional to 894,689.42, 1,342,624.62 and 474,260.54
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Solution
The fourth proportional to 894,689.42, 1,342,624.62 and 474,260.54 is: 711,703.82
Step by Step Solution
- Step 1: Write the proportion equation
894,689.42 : 1,342,624.62 = 474,260.54 : x - Step 2: Convert to fraction form
894,689.42/1,342,624.62 = 474,260.54/x - Step 3: Cross multiply
894,689.42x = 1,342,624.62 × 474,260.54 - Step 4: Simplify right side
894,689.42x = 636,753,877,298.50 - Step 5: Solve for x
x = 636,753,877,298.50/894,689.42 - Step 6: Final answer
x = 711,703.82
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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.