Finding the Fourth Proportional to 968,989.66, 1,337,192.68 and 539,269.68
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Solution
The fourth proportional to 968,989.66, 1,337,192.68 and 539,269.68 is: 744,184.90
Step by Step Solution
- Step 1: Write the proportion equation
968,989.66 : 1,337,192.68 = 539,269.68 : x - Step 2: Convert to fraction form
968,989.66/1,337,192.68 = 539,269.68/x - Step 3: Cross multiply
968,989.66x = 1,337,192.68 × 539,269.68 - Step 4: Simplify right side
968,989.66x = 721,107,468,641.94 - Step 5: Solve for x
x = 721,107,468,641.94/968,989.66 - Step 6: Final answer
x = 744,184.90
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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.