Finding the Fourth Proportional to 592,869.06, 889,305.69 and 143,590.23
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Solution
The fourth proportional to 592,869.06, 889,305.69 and 143,590.23 is: 215,385.85
Step by Step Solution
- Step 1: Write the proportion equation
592,869.06 : 889,305.69 = 143,590.23 : x - Step 2: Convert to fraction form
592,869.06/889,305.69 = 143,590.23/x - Step 3: Cross multiply
592,869.06x = 889,305.69 × 143,590.23 - Step 4: Simplify right side
592,869.06x = 127,695,608,567.41 - Step 5: Solve for x
x = 127,695,608,567.41/592,869.06 - Step 6: Final answer
x = 215,385.85
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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.