Finding the Fourth Proportional to 526,881.60, 790,356.36 and 185,283.12
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Solution
The fourth proportional to 526,881.60, 790,356.36 and 185,283.12 is: 277,936.62
Step by Step Solution
- Step 1: Write the proportion equation
526,881.60 : 790,356.36 = 185,283.12 : x - Step 2: Convert to fraction form
526,881.60/790,356.36 = 185,283.12/x - Step 3: Cross multiply
526,881.60x = 790,356.36 × 185,283.12 - Step 4: Simplify right side
526,881.60x = 146,439,692,292.64 - Step 5: Solve for x
x = 146,439,692,292.64/526,881.60 - Step 6: Final answer
x = 277,936.62
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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.