Finding the Fourth Proportional to 417,357.92, 575,762.64 and 247,530.08
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Solution
The fourth proportional to 417,357.92, 575,762.64 and 247,530.08 is: 341,478.06
Step by Step Solution
- Step 1: Write the proportion equation
417,357.92 : 575,762.64 = 247,530.08 : x - Step 2: Convert to fraction form
417,357.92/575,762.64 = 247,530.08/x - Step 3: Cross multiply
417,357.92x = 575,762.64 × 247,530.08 - Step 4: Simplify right side
417,357.92x = 142,518,572,340.21 - Step 5: Solve for x
x = 142,518,572,340.21/417,357.92 - Step 6: Final answer
x = 341,478.06
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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.