Finding the Fourth Proportional to 426,307.84, 588,293.68 and 235,317.12
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Solution
The fourth proportional to 426,307.84, 588,293.68 and 235,317.12 is: 324,731.48
Step by Step Solution
- Step 1: Write the proportion equation
426,307.84 : 588,293.68 = 235,317.12 : x - Step 2: Convert to fraction form
426,307.84/588,293.68 = 235,317.12/x - Step 3: Cross multiply
426,307.84x = 588,293.68 × 235,317.12 - Step 4: Simplify right side
426,307.84x = 138,435,574,491.80 - Step 5: Solve for x
x = 138,435,574,491.80/426,307.84 - Step 6: Final answer
x = 324,731.48
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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.