Finding the Fourth Proportional to 454,325.18, 626,971.21 and 260,717.47
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Solution
The fourth proportional to 454,325.18, 626,971.21 and 260,717.47 is: 359,791.52
Step by Step Solution
- Step 1: Write the proportion equation
454,325.18 : 626,971.21 = 260,717.47 : x - Step 2: Convert to fraction form
454,325.18/626,971.21 = 260,717.47/x - Step 3: Cross multiply
454,325.18x = 626,971.21 × 260,717.47 - Step 4: Simplify right side
454,325.18x = 163,462,343,195.60 - Step 5: Solve for x
x = 163,462,343,195.60/454,325.18 - Step 6: Final answer
x = 359,791.52
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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.