Finding the Fourth Proportional to 453,419.99, 625,809.07 and 259,957.68
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Solution
The fourth proportional to 453,419.99, 625,809.07 and 259,957.68 is: 358,792.90
Step by Step Solution
- Step 1: Write the proportion equation
453,419.99 : 625,809.07 = 259,957.68 : x - Step 2: Convert to fraction form
453,419.99/625,809.07 = 259,957.68/x - Step 3: Cross multiply
453,419.99x = 625,809.07 × 259,957.68 - Step 4: Simplify right side
453,419.99x = 162,683,873,960.16 - Step 5: Solve for x
x = 162,683,873,960.16/453,419.99 - Step 6: Final answer
x = 358,792.90
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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.