Finding the Fourth Proportional to 445,904.29, 668,925.99 and 146,316.68
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Solution
The fourth proportional to 445,904.29, 668,925.99 and 146,316.68 is: 219,497.84
Step by Step Solution
- Step 1: Write the proportion equation
445,904.29 : 668,925.99 = 146,316.68 : x - Step 2: Convert to fraction form
445,904.29/668,925.99 = 146,316.68/x - Step 3: Cross multiply
445,904.29x = 668,925.99 × 146,316.68 - Step 4: Simplify right side
445,904.29x = 97,875,025,946.30 - Step 5: Solve for x
x = 97,875,025,946.30/445,904.29 - Step 6: Final answer
x = 219,497.84
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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.