Finding the Fourth Proportional to 247,746.47, 371,619.63 and 70,254.99
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Solution
The fourth proportional to 247,746.47, 371,619.63 and 70,254.99 is: 105,382.47
Step by Step Solution
- Step 1: Write the proportion equation
247,746.47 : 371,619.63 = 70,254.99 : x - Step 2: Convert to fraction form
247,746.47/371,619.63 = 70,254.99/x - Step 3: Cross multiply
247,746.47x = 371,619.63 × 70,254.99 - Step 4: Simplify right side
247,746.47x = 26,108,133,389.45 - Step 5: Solve for x
x = 26,108,133,389.45/247,746.47 - Step 6: Final answer
x = 105,382.47
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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.