Finding the Fourth Proportional to 507,220.98, 699,844.80 and 300,384.91
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Solution
The fourth proportional to 507,220.98, 699,844.80 and 300,384.91 is: 414,460.02
Step by Step Solution
- Step 1: Write the proportion equation
507,220.98 : 699,844.80 = 300,384.91 : x - Step 2: Convert to fraction form
507,220.98/699,844.80 = 300,384.91/x - Step 3: Cross multiply
507,220.98x = 699,844.80 × 300,384.91 - Step 4: Simplify right side
507,220.98x = 210,222,817,261.97 - Step 5: Solve for x
x = 210,222,817,261.97/507,220.98 - Step 6: Final answer
x = 414,460.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.