Finding the Fourth Proportional to 953,738.08, 1,430,603.47 and 243,764.98
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Solution
The fourth proportional to 953,738.08, 1,430,603.47 and 243,764.98 is: 365,646.53
Step by Step Solution
- Step 1: Write the proportion equation
953,738.08 : 1,430,603.47 = 243,764.98 : x - Step 2: Convert to fraction form
953,738.08/1,430,603.47 = 243,764.98/x - Step 3: Cross multiply
953,738.08x = 1,430,603.47 × 243,764.98 - Step 4: Simplify right side
953,738.08x = 348,731,022,980.68 - Step 5: Solve for x
x = 348,731,022,980.68/953,738.08 - Step 6: Final answer
x = 365,646.53
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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.