Finding the Fourth Proportional to 718,595.04, 991,730.99 and 536,991.53
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Solution
The fourth proportional to 718,595.04, 991,730.99 and 536,991.53 is: 741,100.49
Step by Step Solution
- Step 1: Write the proportion equation
718,595.04 : 991,730.99 = 536,991.53 : x - Step 2: Convert to fraction form
718,595.04/991,730.99 = 536,991.53/x - Step 3: Cross multiply
718,595.04x = 991,730.99 × 536,991.53 - Step 4: Simplify right side
718,595.04x = 532,551,138,052.34 - Step 5: Solve for x
x = 532,551,138,052.34/718,595.04 - Step 6: Final answer
x = 741,100.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.