Finding the Fourth Proportional to 758,919.18, 1,047,368.04 and 432,246.06
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Solution
The fourth proportional to 758,919.18, 1,047,368.04 and 432,246.06 is: 596,533.49
Step by Step Solution
- Step 1: Write the proportion equation
758,919.18 : 1,047,368.04 = 432,246.06 : x - Step 2: Convert to fraction form
758,919.18/1,047,368.04 = 432,246.06/x - Step 3: Cross multiply
758,919.18x = 1,047,368.04 × 432,246.06 - Step 4: Simplify right side
758,919.18x = 452,720,708,659.92 - Step 5: Solve for x
x = 452,720,708,659.92/758,919.18 - Step 6: Final answer
x = 596,533.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.