Finding the Fourth Proportional to 953,829.92, 1,430,742 and 243,858.08
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Solution
The fourth proportional to 953,829.92, 1,430,742 and 243,858.08 is: 365,786.38
Step by Step Solution
- Step 1: Write the proportion equation
953,829.92 : 1,430,742 = 243,858.08 : x - Step 2: Convert to fraction form
953,829.92/1,430,742 = 243,858.08/x - Step 3: Cross multiply
953,829.92x = 1,430,742 × 243,858.08 - Step 4: Simplify right side
953,829.92x = 348,897,997,095.36 - Step 5: Solve for x
x = 348,897,997,095.36/953,829.92 - Step 6: Final answer
x = 365,786.38
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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.