Finding the Fourth Proportional to 674,684.24, 1,011,207.84 and 495,529.92
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Solution
The fourth proportional to 674,684.24, 1,011,207.84 and 495,529.92 is: 742,693.71
Step by Step Solution
- Step 1: Write the proportion equation
674,684.24 : 1,011,207.84 = 495,529.92 : x - Step 2: Convert to fraction form
674,684.24/1,011,207.84 = 495,529.92/x - Step 3: Cross multiply
674,684.24x = 1,011,207.84 × 495,529.92 - Step 4: Simplify right side
674,684.24x = 501,083,740,058.57 - Step 5: Solve for x
x = 501,083,740,058.57/674,684.24 - Step 6: Final answer
x = 742,693.71
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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.