Finding the Fourth Proportional to 538,346.60, 807,592.80 and 201,305.60
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Solution
The fourth proportional to 538,346.60, 807,592.80 and 201,305.60 is: 301,985.66
Step by Step Solution
- Step 1: Write the proportion equation
538,346.60 : 807,592.80 = 201,305.60 : x - Step 2: Convert to fraction form
538,346.60/807,592.80 = 201,305.60/x - Step 3: Cross multiply
538,346.60x = 807,592.80 × 201,305.60 - Step 4: Simplify right side
538,346.60x = 162,572,953,159.68 - Step 5: Solve for x
x = 162,572,953,159.68/538,346.60 - Step 6: Final answer
x = 301,985.66
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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.