Finding the Fourth Proportional to 452,944.76, 679,420.17 and 133,095.42
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Solution
The fourth proportional to 452,944.76, 679,420.17 and 133,095.42 is: 199,644.02
Step by Step Solution
- Step 1: Write the proportion equation
452,944.76 : 679,420.17 = 133,095.42 : x - Step 2: Convert to fraction form
452,944.76/679,420.17 = 133,095.42/x - Step 3: Cross multiply
452,944.76x = 679,420.17 × 133,095.42 - Step 4: Simplify right side
452,944.76x = 90,427,712,882.62 - Step 5: Solve for x
x = 90,427,712,882.62/452,944.76 - Step 6: Final answer
x = 199,644.02
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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.