Finding the Fourth Proportional to 875,879.08, 1,208,714.88 and 473,471.08
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Solution
The fourth proportional to 875,879.08, 1,208,714.88 and 473,471.08 is: 653,391.04
Step by Step Solution
- Step 1: Write the proportion equation
875,879.08 : 1,208,714.88 = 473,471.08 : x - Step 2: Convert to fraction form
875,879.08/1,208,714.88 = 473,471.08/x - Step 3: Cross multiply
875,879.08x = 1,208,714.88 × 473,471.08 - Step 4: Simplify right side
875,879.08x = 572,291,539,645.67 - Step 5: Solve for x
x = 572,291,539,645.67/875,879.08 - Step 6: Final answer
x = 653,391.04
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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.