Finding the Fourth Proportional to 962,913.73, 1,328,804.67 and 533,184.61
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Solution
The fourth proportional to 962,913.73, 1,328,804.67 and 533,184.61 is: 735,785.75
Step by Step Solution
- Step 1: Write the proportion equation
962,913.73 : 1,328,804.67 = 533,184.61 : x - Step 2: Convert to fraction form
962,913.73/1,328,804.67 = 533,184.61/x - Step 3: Cross multiply
962,913.73x = 1,328,804.67 × 533,184.61 - Step 4: Simplify right side
962,913.73x = 708,498,199,740.13 - Step 5: Solve for x
x = 708,498,199,740.13/962,913.73 - Step 6: Final answer
x = 735,785.75
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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.