Finding the Fourth Proportional to 946,585.42, 1,306,282.67 and 516,862.49
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Solution
The fourth proportional to 946,585.42, 1,306,282.67 and 516,862.49 is: 713,267.39
Step by Step Solution
- Step 1: Write the proportion equation
946,585.42 : 1,306,282.67 = 516,862.49 : x - Step 2: Convert to fraction form
946,585.42/1,306,282.67 = 516,862.49/x - Step 3: Cross multiply
946,585.42x = 1,306,282.67 × 516,862.49 - Step 4: Simplify right side
946,585.42x = 675,168,513,460.05 - Step 5: Solve for x
x = 675,168,513,460.05/946,585.42 - Step 6: Final answer
x = 713,267.39
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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.