Finding the Fourth Proportional to 430,971.96, 594,741.28 and 249,788.99
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Solution
The fourth proportional to 430,971.96, 594,741.28 and 249,788.99 is: 344,708.78
Step by Step Solution
- Step 1: Write the proportion equation
430,971.96 : 594,741.28 = 249,788.99 : x - Step 2: Convert to fraction form
430,971.96/594,741.28 = 249,788.99/x - Step 3: Cross multiply
430,971.96x = 594,741.28 × 249,788.99 - Step 4: Simplify right side
430,971.96x = 148,559,821,627.82 - Step 5: Solve for x
x = 148,559,821,627.82/430,971.96 - Step 6: Final answer
x = 344,708.78
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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.