Finding the Fourth Proportional to 507,572.07, 761,062.99 and 192,053.31
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Solution
The fourth proportional to 507,572.07, 761,062.99 and 192,053.31 is: 287,968.30
Step by Step Solution
- Step 1: Write the proportion equation
507,572.07 : 761,062.99 = 192,053.31 : x - Step 2: Convert to fraction form
507,572.07/761,062.99 = 192,053.31/x - Step 3: Cross multiply
507,572.07x = 761,062.99 × 192,053.31 - Step 4: Simplify right side
507,572.07x = 146,164,666,348.00 - Step 5: Solve for x
x = 146,164,666,348.00/507,572.07 - Step 6: Final answer
x = 287,968.30
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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.