Finding the Fourth Proportional to 549,588.52, 758,053.62 and 386,590.84
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Solution
The fourth proportional to 549,588.52, 758,053.62 and 386,590.84 is: 533,229.09
Step by Step Solution
- Step 1: Write the proportion equation
549,588.52 : 758,053.62 = 386,590.84 : x - Step 2: Convert to fraction form
549,588.52/758,053.62 = 386,590.84/x - Step 3: Cross multiply
549,588.52x = 758,053.62 × 386,590.84 - Step 4: Simplify right side
549,588.52x = 293,056,585,720.84 - Step 5: Solve for x
x = 293,056,585,720.84/549,588.52 - Step 6: Final answer
x = 533,229.09
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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.