Finding the Fourth Proportional to 575,724.92, 794,487.65 and 317,602.07
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Solution
The fourth proportional to 575,724.92, 794,487.65 and 317,602.07 is: 438,283.82
Step by Step Solution
- Step 1: Write the proportion equation
575,724.92 : 794,487.65 = 317,602.07 : x - Step 2: Convert to fraction form
575,724.92/794,487.65 = 317,602.07/x - Step 3: Cross multiply
575,724.92x = 794,487.65 × 317,602.07 - Step 4: Simplify right side
575,724.92x = 252,330,919,648.32 - Step 5: Solve for x
x = 252,330,919,648.32/575,724.92 - Step 6: Final answer
x = 438,283.82
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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.