Finding the Fourth Proportional to 801,702.98, 1,106,349.86 and 439,149.42
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Solution
The fourth proportional to 801,702.98, 1,106,349.86 and 439,149.42 is: 606,026.06
Step by Step Solution
- Step 1: Write the proportion equation
801,702.98 : 1,106,349.86 = 439,149.42 : x - Step 2: Convert to fraction form
801,702.98/1,106,349.86 = 439,149.42/x - Step 3: Cross multiply
801,702.98x = 1,106,349.86 × 439,149.42 - Step 4: Simplify right side
801,702.98x = 485,852,899,336.08 - Step 5: Solve for x
x = 485,852,899,336.08/801,702.98 - Step 6: Final answer
x = 606,026.06
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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.