Finding the Fourth Proportional to 571,592.17, 788,617.65 and 329,842.99
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Solution
The fourth proportional to 571,592.17, 788,617.65 and 329,842.99 is: 455,079.72
Step by Step Solution
- Step 1: Write the proportion equation
571,592.17 : 788,617.65 = 329,842.99 : x - Step 2: Convert to fraction form
571,592.17/788,617.65 = 329,842.99/x - Step 3: Cross multiply
571,592.17x = 788,617.65 × 329,842.99 - Step 4: Simplify right side
571,592.17x = 260,120,003,642.77 - Step 5: Solve for x
x = 260,120,003,642.77/571,592.17 - Step 6: Final answer
x = 455,079.72
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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.