Finding the Fourth Proportional to 555,666.36, 833,402.36 and 156,212.19
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Solution
The fourth proportional to 555,666.36, 833,402.36 and 156,212.19 is: 234,290.96
Step by Step Solution
- Step 1: Write the proportion equation
555,666.36 : 833,402.36 = 156,212.19 : x - Step 2: Convert to fraction form
555,666.36/833,402.36 = 156,212.19/x - Step 3: Cross multiply
555,666.36x = 833,402.36 × 156,212.19 - Step 4: Simplify right side
555,666.36x = 130,187,607,025.71 - Step 5: Solve for x
x = 130,187,607,025.71/555,666.36 - Step 6: Final answer
x = 234,290.96
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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.