Finding the Fourth Proportional to 746,555.29, 1,030,201.91 and 424,220.65
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Solution
The fourth proportional to 746,555.29, 1,030,201.91 and 424,220.65 is: 585,399.27
Step by Step Solution
- Step 1: Write the proportion equation
746,555.29 : 1,030,201.91 = 424,220.65 : x - Step 2: Convert to fraction form
746,555.29/1,030,201.91 = 424,220.65/x - Step 3: Cross multiply
746,555.29x = 1,030,201.91 × 424,220.65 - Step 4: Simplify right side
746,555.29x = 437,032,920,785.66 - Step 5: Solve for x
x = 437,032,920,785.66/746,555.29 - Step 6: Final answer
x = 585,399.27
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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.