Finding the Fourth Proportional to 965,528.48, 1,448,419.80 and 358,234.08
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Solution
The fourth proportional to 965,528.48, 1,448,419.80 and 358,234.08 is: 537,398.27
Step by Step Solution
- Step 1: Write the proportion equation
965,528.48 : 1,448,419.80 = 358,234.08 : x - Step 2: Convert to fraction form
965,528.48/1,448,419.80 = 358,234.08/x - Step 3: Cross multiply
965,528.48x = 1,448,419.80 × 358,234.08 - Step 4: Simplify right side
965,528.48x = 518,873,334,506.78 - Step 5: Solve for x
x = 518,873,334,506.78/965,528.48 - Step 6: Final answer
x = 537,398.27
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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.