Finding the Fourth Proportional to 474,543.91, 654,870.62 and 259,683.99
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Solution
The fourth proportional to 474,543.91, 654,870.62 and 259,683.99 is: 358,363.91
Step by Step Solution
- Step 1: Write the proportion equation
474,543.91 : 654,870.62 = 259,683.99 : x - Step 2: Convert to fraction form
474,543.91/654,870.62 = 259,683.99/x - Step 3: Cross multiply
474,543.91x = 654,870.62 × 259,683.99 - Step 4: Simplify right side
474,543.91x = 170,059,410,962.60 - Step 5: Solve for x
x = 170,059,410,962.60/474,543.91 - Step 6: Final answer
x = 358,363.91
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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.