Finding the Fourth Proportional to 452,889.68, 679,334.06 and 115,929.79
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Solution
The fourth proportional to 452,889.68, 679,334.06 and 115,929.79 is: 173,894.57
Step by Step Solution
- Step 1: Write the proportion equation
452,889.68 : 679,334.06 = 115,929.79 : x - Step 2: Convert to fraction form
452,889.68/679,334.06 = 115,929.79/x - Step 3: Cross multiply
452,889.68x = 679,334.06 × 115,929.79 - Step 4: Simplify right side
452,889.68x = 78,755,053,507.14 - Step 5: Solve for x
x = 78,755,053,507.14/452,889.68 - Step 6: Final answer
x = 173,894.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.