Finding the Fourth Proportional to 949,646.64, 1,310,511.74 and 519,926.66
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Solution
The fourth proportional to 949,646.64, 1,310,511.74 and 519,926.66 is: 717,498.45
Step by Step Solution
- Step 1: Write the proportion equation
949,646.64 : 1,310,511.74 = 519,926.66 : x - Step 2: Convert to fraction form
949,646.64/1,310,511.74 = 519,926.66/x - Step 3: Cross multiply
949,646.64x = 1,310,511.74 × 519,926.66 - Step 4: Simplify right side
949,646.64x = 681,369,991,868.99 - Step 5: Solve for x
x = 681,369,991,868.99/949,646.64 - Step 6: Final answer
x = 717,498.45
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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.