Finding the Fourth Proportional to 1,105,121.00, 1,657,681.58 and 306,402.57
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Solution
The fourth proportional to 1,105,121.00, 1,657,681.58 and 306,402.57 is: 459,603.88
Step by Step Solution
- Step 1: Write the proportion equation
1,105,121.00 : 1,657,681.58 = 306,402.57 : x - Step 2: Convert to fraction form
1,105,121.00/1,657,681.58 = 306,402.57/x - Step 3: Cross multiply
1,105,121.00x = 1,657,681.58 × 306,402.57 - Step 4: Simplify right side
1,105,121.00x = 507,917,897,119.67 - Step 5: Solve for x
x = 507,917,897,119.67/1,105,121.00 - Step 6: Final answer
x = 459,603.88
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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.