Finding the Fourth Proportional to 507,553.60, 761,269.60 and 133,606.08
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Solution
The fourth proportional to 507,553.60, 761,269.60 and 133,606.08 is: 200,393.12
Step by Step Solution
- Step 1: Write the proportion equation
507,553.60 : 761,269.60 = 133,606.08 : x - Step 2: Convert to fraction form
507,553.60/761,269.60 = 133,606.08/x - Step 3: Cross multiply
507,553.60x = 761,269.60 × 133,606.08 - Step 4: Simplify right side
507,553.60x = 101,710,247,079.17 - Step 5: Solve for x
x = 101,710,247,079.17/507,553.60 - Step 6: Final answer
x = 200,393.12
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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.