Finding the Fourth Proportional to 509,153.04, 702,472.68 and 294,214.68
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Solution
The fourth proportional to 509,153.04, 702,472.68 and 294,214.68 is: 405,924.66
Step by Step Solution
- Step 1: Write the proportion equation
509,153.04 : 702,472.68 = 294,214.68 : x - Step 2: Convert to fraction form
509,153.04/702,472.68 = 294,214.68/x - Step 3: Cross multiply
509,153.04x = 702,472.68 × 294,214.68 - Step 4: Simplify right side
509,153.04x = 206,677,774,754.94 - Step 5: Solve for x
x = 206,677,774,754.94/509,153.04 - Step 6: Final answer
x = 405,924.66
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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.