Finding the Fourth Proportional to 575,022.87, 793,536.99 and 316,909.13
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Solution
The fourth proportional to 575,022.87, 793,536.99 and 316,909.13 is: 437,337.59
Step by Step Solution
- Step 1: Write the proportion equation
575,022.87 : 793,536.99 = 316,909.13 : x - Step 2: Convert to fraction form
575,022.87/793,536.99 = 316,909.13/x - Step 3: Cross multiply
575,022.87x = 793,536.99 × 316,909.13 - Step 4: Simplify right side
575,022.87x = 251,479,117,123.72 - Step 5: Solve for x
x = 251,479,117,123.72/575,022.87 - Step 6: Final answer
x = 437,337.59
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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.