Finding the Fourth Proportional to 632,497.08, 872,842.86 and 346,011.96
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Solution
The fourth proportional to 632,497.08, 872,842.86 and 346,011.96 is: 477,494.80
Step by Step Solution
- Step 1: Write the proportion equation
632,497.08 : 872,842.86 = 346,011.96 : x - Step 2: Convert to fraction form
632,497.08/872,842.86 = 346,011.96/x - Step 3: Cross multiply
632,497.08x = 872,842.86 × 346,011.96 - Step 4: Simplify right side
632,497.08x = 302,014,068,760.61 - Step 5: Solve for x
x = 302,014,068,760.61/632,497.08 - Step 6: Final answer
x = 477,494.80
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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.