Finding the Fourth Proportional to 447,416.73, 671,125.23 and 368,364.92
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Solution
The fourth proportional to 447,416.73, 671,125.23 and 368,364.92 is: 552,547.48
Step by Step Solution
- Step 1: Write the proportion equation
447,416.73 : 671,125.23 = 368,364.92 : x - Step 2: Convert to fraction form
447,416.73/671,125.23 = 368,364.92/x - Step 3: Cross multiply
447,416.73x = 671,125.23 × 368,364.92 - Step 4: Simplify right side
447,416.73x = 247,218,988,303.31 - Step 5: Solve for x
x = 247,218,988,303.31/447,416.73 - Step 6: Final answer
x = 552,547.48
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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.