Finding the Fourth Proportional to 474,976.96, 711,543.12 and 424,502.08
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Solution
The fourth proportional to 474,976.96, 711,543.12 and 424,502.08 is: 635,928.81
Step by Step Solution
- Step 1: Write the proportion equation
474,976.96 : 711,543.12 = 424,502.08 : x - Step 2: Convert to fraction form
474,976.96/711,543.12 = 424,502.08/x - Step 3: Cross multiply
474,976.96x = 711,543.12 × 424,502.08 - Step 4: Simplify right side
474,976.96x = 302,051,534,449.69 - Step 5: Solve for x
x = 302,051,534,449.69/474,976.96 - Step 6: Final answer
x = 635,928.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.