Finding the Fourth Proportional to 432,681.17, 649,254.12 and 180,135.98
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Solution
The fourth proportional to 432,681.17, 649,254.12 and 180,135.98 is: 270,300.70
Step by Step Solution
- Step 1: Write the proportion equation
432,681.17 : 649,254.12 = 180,135.98 : x - Step 2: Convert to fraction form
432,681.17/649,254.12 = 180,135.98/x - Step 3: Cross multiply
432,681.17x = 649,254.12 × 180,135.98 - Step 4: Simplify right side
432,681.17x = 116,954,023,928.97 - Step 5: Solve for x
x = 116,954,023,928.97/432,681.17 - Step 6: Final answer
x = 270,300.70
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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.