Finding the Fourth Proportional to 536,774.80, 740,740.91 and 295,052.19
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Solution
The fourth proportional to 536,774.80, 740,740.91 and 295,052.19 is: 407,167.45
Step by Step Solution
- Step 1: Write the proportion equation
536,774.80 : 740,740.91 = 295,052.19 : x - Step 2: Convert to fraction form
536,774.80/740,740.91 = 295,052.19/x - Step 3: Cross multiply
536,774.80x = 740,740.91 × 295,052.19 - Step 4: Simplify right side
536,774.80x = 218,557,227,718.09 - Step 5: Solve for x
x = 218,557,227,718.09/536,774.80 - Step 6: Final answer
x = 407,167.45
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1.5x scale
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.