Finding the Fourth Proportional to 779,793.16, 1,167,028.35 and 653,575.99
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Solution
The fourth proportional to 779,793.16, 1,167,028.35 and 653,575.99 is: 978,133.37
Step by Step Solution
- Step 1: Write the proportion equation
779,793.16 : 1,167,028.35 = 653,575.99 : x - Step 2: Convert to fraction form
779,793.16/1,167,028.35 = 653,575.99/x - Step 3: Cross multiply
779,793.16x = 1,167,028.35 × 653,575.99 - Step 4: Simplify right side
779,793.16x = 762,741,709,209.32 - Step 5: Solve for x
x = 762,741,709,209.32/779,793.16 - Step 6: Final answer
x = 978,133.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.