Finding the Fourth Proportional to 536,519.36, 740,392.80 and 291,501.92
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Solution
The fourth proportional to 536,519.36, 740,392.80 and 291,501.92 is: 402,270.52
Step by Step Solution
- Step 1: Write the proportion equation
536,519.36 : 740,392.80 = 291,501.92 : x - Step 2: Convert to fraction form
536,519.36/740,392.80 = 291,501.92/x - Step 3: Cross multiply
536,519.36x = 740,392.80 × 291,501.92 - Step 4: Simplify right side
536,519.36x = 215,825,922,754.18 - Step 5: Solve for x
x = 215,825,922,754.18/536,519.36 - Step 6: Final answer
x = 402,270.52
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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.