Finding the Fourth Proportional to 877,586.92, 1,211,070.82 and 475,177.96
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Solution
The fourth proportional to 877,586.92, 1,211,070.82 and 475,177.96 is: 655,746.06
Step by Step Solution
- Step 1: Write the proportion equation
877,586.92 : 1,211,070.82 = 475,177.96 : x - Step 2: Convert to fraction form
877,586.92/1,211,070.82 = 475,177.96/x - Step 3: Cross multiply
877,586.92x = 1,211,070.82 × 475,177.96 - Step 4: Simplify right side
877,586.92x = 575,474,161,663.13 - Step 5: Solve for x
x = 575,474,161,663.13/877,586.92 - Step 6: Final answer
x = 655,746.06
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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.