Finding the Fourth Proportional to 477,864.18, 659,452.64 and 260,073.68
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Solution
The fourth proportional to 477,864.18, 659,452.64 and 260,073.68 is: 358,901.71
Step by Step Solution
- Step 1: Write the proportion equation
477,864.18 : 659,452.64 = 260,073.68 : x - Step 2: Convert to fraction form
477,864.18/659,452.64 = 260,073.68/x - Step 3: Cross multiply
477,864.18x = 659,452.64 × 260,073.68 - Step 4: Simplify right side
477,864.18x = 171,506,270,272.88 - Step 5: Solve for x
x = 171,506,270,272.88/477,864.18 - Step 6: Final answer
x = 358,901.71
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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.