Finding the Fourth Proportional to 779,178.24, 1,167,881.40 and 329,618.52
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Solution
The fourth proportional to 779,178.24, 1,167,881.40 and 329,618.52 is: 494,052.99
Step by Step Solution
- Step 1: Write the proportion equation
779,178.24 : 1,167,881.40 = 329,618.52 : x - Step 2: Convert to fraction form
779,178.24/1,167,881.40 = 329,618.52/x - Step 3: Cross multiply
779,178.24x = 1,167,881.40 × 329,618.52 - Step 4: Simplify right side
779,178.24x = 384,955,338,603.53 - Step 5: Solve for x
x = 384,955,338,603.53/779,178.24 - Step 6: Final answer
x = 494,052.99
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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.