Finding the Fourth Proportional to 808,621.29, 1,211,988.74 and 608,297.58
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Solution
The fourth proportional to 808,621.29, 1,211,988.74 and 608,297.58 is: 911,736.83
Step by Step Solution
- Step 1: Write the proportion equation
808,621.29 : 1,211,988.74 = 608,297.58 : x - Step 2: Convert to fraction form
808,621.29/1,211,988.74 = 608,297.58/x - Step 3: Cross multiply
808,621.29x = 1,211,988.74 × 608,297.58 - Step 4: Simplify right side
808,621.29x = 737,249,814,487.76 - Step 5: Solve for x
x = 737,249,814,487.76/808,621.29 - Step 6: Final answer
x = 911,736.83
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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.