Finding the Fourth Proportional to 676,694.79, 1,014,970.65 and 356,718.47
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Solution
The fourth proportional to 676,694.79, 1,014,970.65 and 356,718.47 is: 535,039.99
Step by Step Solution
- Step 1: Write the proportion equation
676,694.79 : 1,014,970.65 = 356,718.47 : x - Step 2: Convert to fraction form
676,694.79/1,014,970.65 = 356,718.47/x - Step 3: Cross multiply
676,694.79x = 1,014,970.65 × 356,718.47 - Step 4: Simplify right side
676,694.79x = 362,058,772,288.05 - Step 5: Solve for x
x = 362,058,772,288.05/676,694.79 - Step 6: Final answer
x = 535,039.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.