Finding the Fourth Proportional to 704,830.94, 972,641.99 and 382,534.58
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Solution
The fourth proportional to 704,830.94, 972,641.99 and 382,534.58 is: 527,884.31
Step by Step Solution
- Step 1: Write the proportion equation
704,830.94 : 972,641.99 = 382,534.58 : x - Step 2: Convert to fraction form
704,830.94/972,641.99 = 382,534.58/x - Step 3: Cross multiply
704,830.94x = 972,641.99 × 382,534.58 - Step 4: Simplify right side
704,830.94x = 372,069,188,359.13 - Step 5: Solve for x
x = 372,069,188,359.13/704,830.94 - Step 6: Final answer
x = 527,884.31
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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.