Finding the Fourth Proportional to 604,877.75, 907,316.63 and 210,893.75
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Solution
The fourth proportional to 604,877.75, 907,316.63 and 210,893.75 is: 316,340.63
Step by Step Solution
- Step 1: Write the proportion equation
604,877.75 : 907,316.63 = 210,893.75 : x - Step 2: Convert to fraction form
604,877.75/907,316.63 = 210,893.75/x - Step 3: Cross multiply
604,877.75x = 907,316.63 × 210,893.75 - Step 4: Simplify right side
604,877.75x = 191,347,406,538.06 - Step 5: Solve for x
x = 191,347,406,538.06/604,877.75 - Step 6: Final answer
x = 316,340.63
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Similar ratio
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1.5x scale
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.