Finding the Fourth Proportional to 432,732.24, 649,159.79 and 133,237.71
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Solution
The fourth proportional to 432,732.24, 649,159.79 and 133,237.71 is: 199,875.48
Step by Step Solution
- Step 1: Write the proportion equation
432,732.24 : 649,159.79 = 133,237.71 : x - Step 2: Convert to fraction form
432,732.24/649,159.79 = 133,237.71/x - Step 3: Cross multiply
432,732.24x = 649,159.79 × 133,237.71 - Step 4: Simplify right side
432,732.24x = 86,492,563,843.68 - Step 5: Solve for x
x = 86,492,563,843.68/432,732.24 - Step 6: Final answer
x = 199,875.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.