Finding the Fourth Proportional to 887,050.74, 1,224,130.49 and 479,152.57
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Solution
The fourth proportional to 887,050.74, 1,224,130.49 and 479,152.57 is: 661,230.80
Step by Step Solution
- Step 1: Write the proportion equation
887,050.74 : 1,224,130.49 = 479,152.57 : x - Step 2: Convert to fraction form
887,050.74/1,224,130.49 = 479,152.57/x - Step 3: Cross multiply
887,050.74x = 1,224,130.49 × 479,152.57 - Step 4: Simplify right side
887,050.74x = 586,545,268,036.43 - Step 5: Solve for x
x = 586,545,268,036.43/887,050.74 - Step 6: Final answer
x = 661,230.80
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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.