Finding the Fourth Proportional to 577,579.60, 866,239.80 and 277,907.14
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Solution
The fourth proportional to 577,579.60, 866,239.80 and 277,907.14 is: 416,798.35
Step by Step Solution
- Step 1: Write the proportion equation
577,579.60 : 866,239.80 = 277,907.14 : x - Step 2: Convert to fraction form
577,579.60/866,239.80 = 277,907.14/x - Step 3: Cross multiply
577,579.60x = 866,239.80 × 277,907.14 - Step 4: Simplify right side
577,579.60x = 240,734,225,372.17 - Step 5: Solve for x
x = 240,734,225,372.17/577,579.60 - Step 6: Final answer
x = 416,798.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.