Finding the Fourth Proportional to 630,751.24, 870,435.48 and 344,273.68
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Solution
The fourth proportional to 630,751.24, 870,435.48 and 344,273.68 is: 475,097.01
Step by Step Solution
- Step 1: Write the proportion equation
630,751.24 : 870,435.48 = 344,273.68 : x - Step 2: Convert to fraction form
630,751.24/870,435.48 = 344,273.68/x - Step 3: Cross multiply
630,751.24x = 870,435.48 × 344,273.68 - Step 4: Simplify right side
630,751.24x = 299,668,025,902.17 - Step 5: Solve for x
x = 299,668,025,902.17/630,751.24 - Step 6: Final answer
x = 475,097.01
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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.