Finding the Fourth Proportional to 375,036.90, 517,547.26 and 202,951.18
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Solution
The fourth proportional to 375,036.90, 517,547.26 and 202,951.18 is: 280,070.65
Step by Step Solution
- Step 1: Write the proportion equation
375,036.90 : 517,547.26 = 202,951.18 : x - Step 2: Convert to fraction form
375,036.90/517,547.26 = 202,951.18/x - Step 3: Cross multiply
375,036.90x = 517,547.26 × 202,951.18 - Step 4: Simplify right side
375,036.90x = 105,036,827,122.77 - Step 5: Solve for x
x = 105,036,827,122.77/375,036.90 - Step 6: Final answer
x = 280,070.65
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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.