Finding the Fourth Proportional to 531,344,963.34, 797,247,637.74 and 285,414,670.08
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Solution
The fourth proportional to 531,344,963.34, 797,247,637.74 and 285,414,670.08 is: 428,245,654.32
Step by Step Solution
- Step 1: Write the proportion equation
531,344,963.34 : 797,247,637.74 = 285,414,670.08 : x - Step 2: Convert to fraction form
531,344,963.34/797,247,637.74 = 285,414,670.08/x - Step 3: Cross multiply
531,344,963.34x = 797,247,637.74 × 285,414,670.08 - Step 4: Simplify right side
531,344,963.34x = 227,546,171,497,621,440 - Step 5: Solve for x
x = 227,546,171,497,621,440/531,344,963.34 - Step 6: Final answer
x = 428,245,654.32
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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.