Finding the Fourth Proportional to 346,146.60, 519,307.56 and 106,272.74
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Solution
The fourth proportional to 346,146.60, 519,307.56 and 106,272.74 is: 159,436.02
Step by Step Solution
- Step 1: Write the proportion equation
346,146.60 : 519,307.56 = 106,272.74 : x - Step 2: Convert to fraction form
346,146.60/519,307.56 = 106,272.74/x - Step 3: Cross multiply
346,146.60x = 519,307.56 × 106,272.74 - Step 4: Simplify right side
346,146.60x = 55,188,237,303.91 - Step 5: Solve for x
x = 55,188,237,303.91/346,146.60 - Step 6: Final answer
x = 159,436.02
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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.