Finding the Fourth Proportional to 572,608.44, 790,039.98 and 357,967.08
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Solution
The fourth proportional to 572,608.44, 790,039.98 and 357,967.08 is: 493,894.75
Step by Step Solution
- Step 1: Write the proportion equation
572,608.44 : 790,039.98 = 357,967.08 : x - Step 2: Convert to fraction form
572,608.44/790,039.98 = 357,967.08/x - Step 3: Cross multiply
572,608.44x = 790,039.98 × 357,967.08 - Step 4: Simplify right side
572,608.44x = 282,808,304,723.86 - Step 5: Solve for x
x = 282,808,304,723.86/572,608.44 - Step 6: Final answer
x = 493,894.75
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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.