Finding the Fourth Proportional to 625,038.84, 862,491.96 and 349,345.80
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Solution
The fourth proportional to 625,038.84, 862,491.96 and 349,345.80 is: 482,062.75
Step by Step Solution
- Step 1: Write the proportion equation
625,038.84 : 862,491.96 = 349,345.80 : x - Step 2: Convert to fraction form
625,038.84/862,491.96 = 349,345.80/x - Step 3: Cross multiply
625,038.84x = 862,491.96 × 349,345.80 - Step 4: Simplify right side
625,038.84x = 301,307,943,759.77 - Step 5: Solve for x
x = 301,307,943,759.77/625,038.84 - Step 6: Final answer
x = 482,062.75
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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.