Finding the Fourth Proportional to 962,507.92, 1,328,244.81 and 532,778.80
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Solution
The fourth proportional to 962,507.92, 1,328,244.81 and 532,778.80 is: 735,225.82
Step by Step Solution
- Step 1: Write the proportion equation
962,507.92 : 1,328,244.81 = 532,778.80 : x - Step 2: Convert to fraction form
962,507.92/1,328,244.81 = 532,778.80/x - Step 3: Cross multiply
962,507.92x = 1,328,244.81 × 532,778.80 - Step 4: Simplify right side
962,507.92x = 707,660,675,978.03 - Step 5: Solve for x
x = 707,660,675,978.03/962,507.92 - Step 6: Final answer
x = 735,225.82
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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.