Finding the Fourth Proportional to 1,153,972.08, 1,730,958.12 and 444,334.32
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Solution
The fourth proportional to 1,153,972.08, 1,730,958.12 and 444,334.32 is: 666,501.48
Step by Step Solution
- Step 1: Write the proportion equation
1,153,972.08 : 1,730,958.12 = 444,334.32 : x - Step 2: Convert to fraction form
1,153,972.08/1,730,958.12 = 444,334.32/x - Step 3: Cross multiply
1,153,972.08x = 1,730,958.12 × 444,334.32 - Step 4: Simplify right side
1,153,972.08x = 769,124,099,198.68 - Step 5: Solve for x
x = 769,124,099,198.68/1,153,972.08 - Step 6: Final answer
x = 666,501.48
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1.5x scale
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.