Finding the Fourth Proportional to 558,317.70, 837,476.55 and 292,159.80
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Solution
The fourth proportional to 558,317.70, 837,476.55 and 292,159.80 is: 438,239.70
Step by Step Solution
- Step 1: Write the proportion equation
558,317.70 : 837,476.55 = 292,159.80 : x - Step 2: Convert to fraction form
558,317.70/837,476.55 = 292,159.80/x - Step 3: Cross multiply
558,317.70x = 837,476.55 × 292,159.80 - Step 4: Simplify right side
558,317.70x = 244,676,981,352.69 - Step 5: Solve for x
x = 244,676,981,352.69/558,317.70 - Step 6: Final answer
x = 438,239.70
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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.