Finding the Fourth Proportional to 969,026.36, 1,337,256.36 and 539,407.96
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Solution
The fourth proportional to 969,026.36, 1,337,256.36 and 539,407.96 is: 744,382.98
Step by Step Solution
- Step 1: Write the proportion equation
969,026.36 : 1,337,256.36 = 539,407.96 : x - Step 2: Convert to fraction form
969,026.36/1,337,256.36 = 539,407.96/x - Step 3: Cross multiply
969,026.36x = 1,337,256.36 × 539,407.96 - Step 4: Simplify right side
969,026.36x = 721,326,725,144.63 - Step 5: Solve for x
x = 721,326,725,144.63/969,026.36 - Step 6: Final answer
x = 744,382.98
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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.