Finding the Fourth Proportional to 542,357.06, 748,199.61 and 341,263.94
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Solution
The fourth proportional to 542,357.06, 748,199.61 and 341,263.94 is: 470,784.96
Step by Step Solution
- Step 1: Write the proportion equation
542,357.06 : 748,199.61 = 341,263.94 : x - Step 2: Convert to fraction form
542,357.06/748,199.61 = 341,263.94/x - Step 3: Cross multiply
542,357.06x = 748,199.61 × 341,263.94 - Step 4: Simplify right side
542,357.06x = 255,333,546,815.06 - Step 5: Solve for x
x = 255,333,546,815.06/542,357.06 - Step 6: Final answer
x = 470,784.96
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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.