Finding the Fourth Proportional to 571,094.13, 788,114.57 and 316,449.57
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Solution
The fourth proportional to 571,094.13, 788,114.57 and 316,449.57 is: 436,702.99
Step by Step Solution
- Step 1: Write the proportion equation
571,094.13 : 788,114.57 = 316,449.57 : x - Step 2: Convert to fraction form
571,094.13/788,114.57 = 316,449.57/x - Step 3: Cross multiply
571,094.13x = 788,114.57 × 316,449.57 - Step 4: Simplify right side
571,094.13x = 249,398,515,204.99 - Step 5: Solve for x
x = 249,398,515,204.99/571,094.13 - Step 6: Final answer
x = 436,702.99
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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.