Finding the Fourth Proportional to 498,707.93, 747,720.14 and 178,852.95
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Solution
The fourth proportional to 498,707.93, 747,720.14 and 178,852.95 is: 268,156.86
Step by Step Solution
- Step 1: Write the proportion equation
498,707.93 : 747,720.14 = 178,852.95 : x - Step 2: Convert to fraction form
498,707.93/747,720.14 = 178,852.95/x - Step 3: Cross multiply
498,707.93x = 747,720.14 × 178,852.95 - Step 4: Simplify right side
498,707.93x = 133,731,952,813.41 - Step 5: Solve for x
x = 133,731,952,813.41/498,707.93 - Step 6: Final answer
x = 268,156.86
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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.