Finding the Fourth Proportional to 749,916.99, 1,034,859.33 and 427,731
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Solution
The fourth proportional to 749,916.99, 1,034,859.33 and 427,731 is: 590,253.88
Step by Step Solution
- Step 1: Write the proportion equation
749,916.99 : 1,034,859.33 = 427,731 : x - Step 2: Convert to fraction form
749,916.99/1,034,859.33 = 427,731/x - Step 3: Cross multiply
749,916.99x = 1,034,859.33 × 427,731 - Step 4: Simplify right side
749,916.99x = 442,641,416,080.23 - Step 5: Solve for x
x = 442,641,416,080.23/749,916.99 - Step 6: Final answer
x = 590,253.88
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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.