Finding the Fourth Proportional to 472,875.68, 652,472.88 and 300,861.92
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Solution
The fourth proportional to 472,875.68, 652,472.88 and 300,861.92 is: 415,128.65
Step by Step Solution
- Step 1: Write the proportion equation
472,875.68 : 652,472.88 = 300,861.92 : x - Step 2: Convert to fraction form
472,875.68/652,472.88 = 300,861.92/x - Step 3: Cross multiply
472,875.68x = 652,472.88 × 300,861.92 - Step 4: Simplify right side
472,875.68x = 196,304,243,424.73 - Step 5: Solve for x
x = 196,304,243,424.73/472,875.68 - Step 6: Final answer
x = 415,128.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.