Finding the Fourth Proportional to 962,939.63, 1,328,840.35 and 533,210.53
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Solution
The fourth proportional to 962,939.63, 1,328,840.35 and 533,210.53 is: 735,821.48
Step by Step Solution
- Step 1: Write the proportion equation
962,939.63 : 1,328,840.35 = 533,210.53 : x - Step 2: Convert to fraction form
962,939.63/1,328,840.35 = 533,210.53/x - Step 3: Cross multiply
962,939.63x = 1,328,840.35 × 533,210.53 - Step 4: Simplify right side
962,939.63x = 708,551,667,308.89 - Step 5: Solve for x
x = 708,551,667,308.89/962,939.63 - Step 6: Final answer
x = 735,821.48
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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.