Finding the Fourth Proportional to 473,146.84, 709,545.84 and 372,142.54
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Solution
The fourth proportional to 473,146.84, 709,545.84 and 372,142.54 is: 558,076.62
Step by Step Solution
- Step 1: Write the proportion equation
473,146.84 : 709,545.84 = 372,142.54 : x - Step 2: Convert to fraction form
473,146.84/709,545.84 = 372,142.54/x - Step 3: Cross multiply
473,146.84x = 709,545.84 × 372,142.54 - Step 4: Simplify right side
473,146.84x = 264,052,191,144.03 - Step 5: Solve for x
x = 264,052,191,144.03/473,146.84 - Step 6: Final answer
x = 558,076.62
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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.