Finding the Fourth Proportional to 750,135.91, 1,035,242.48 and 427,854.12
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Solution
The fourth proportional to 750,135.91, 1,035,242.48 and 427,854.12 is: 590,470.02
Step by Step Solution
- Step 1: Write the proportion equation
750,135.91 : 1,035,242.48 = 427,854.12 : x - Step 2: Convert to fraction form
750,135.91/1,035,242.48 = 427,854.12/x - Step 3: Cross multiply
750,135.91x = 1,035,242.48 × 427,854.12 - Step 4: Simplify right side
750,135.91x = 442,932,761,336.65 - Step 5: Solve for x
x = 442,932,761,336.65/750,135.91 - Step 6: Final answer
x = 590,470.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.