Finding the Fourth Proportional to 512,937.94, 708,051.90 and 459,128.02
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Solution
The fourth proportional to 512,937.94, 708,051.90 and 459,128.02 is: 633,773.49
Step by Step Solution
- Step 1: Write the proportion equation
512,937.94 : 708,051.90 = 459,128.02 : x - Step 2: Convert to fraction form
512,937.94/708,051.90 = 459,128.02/x - Step 3: Cross multiply
512,937.94x = 708,051.90 × 459,128.02 - Step 4: Simplify right side
512,937.94x = 325,086,466,904.24 - Step 5: Solve for x
x = 325,086,466,904.24/512,937.94 - Step 6: Final answer
x = 633,773.49
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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.