Finding the Fourth Proportional to 570,080.08, 786,726.84 and 315,454.96
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Solution
The fourth proportional to 570,080.08, 786,726.84 and 315,454.96 is: 435,336.88
Step by Step Solution
- Step 1: Write the proportion equation
570,080.08 : 786,726.84 = 315,454.96 : x - Step 2: Convert to fraction form
570,080.08/786,726.84 = 315,454.96/x - Step 3: Cross multiply
570,080.08x = 786,726.84 × 315,454.96 - Step 4: Simplify right side
570,080.08x = 248,176,883,843.13 - Step 5: Solve for x
x = 248,176,883,843.13/570,080.08 - Step 6: Final answer
x = 435,336.88
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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.