Finding the Fourth Proportional to 756,188.70, 1,043,613.95 and 564,869.94
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Solution
The fourth proportional to 756,188.70, 1,043,613.95 and 564,869.94 is: 779,575.45
Step by Step Solution
- Step 1: Write the proportion equation
756,188.70 : 1,043,613.95 = 564,869.94 : x - Step 2: Convert to fraction form
756,188.70/1,043,613.95 = 564,869.94/x - Step 3: Cross multiply
756,188.70x = 1,043,613.95 × 564,869.94 - Step 4: Simplify right side
756,188.70x = 589,506,146,495.31 - Step 5: Solve for x
x = 589,506,146,495.31/756,188.70 - Step 6: Final answer
x = 779,575.45
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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.