Finding the Fourth Proportional to 695,926.18, 960,104.12 and 434,129.14
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Solution
The fourth proportional to 695,926.18, 960,104.12 and 434,129.14 is: 598,927.29
Step by Step Solution
- Step 1: Write the proportion equation
695,926.18 : 960,104.12 = 434,129.14 : x - Step 2: Convert to fraction form
695,926.18/960,104.12 = 434,129.14/x - Step 3: Cross multiply
695,926.18x = 960,104.12 × 434,129.14 - Step 4: Simplify right side
695,926.18x = 416,809,181,929.29 - Step 5: Solve for x
x = 416,809,181,929.29/695,926.18 - Step 6: Final answer
x = 598,927.29
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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.