Finding the Fourth Proportional to 453,859.07, 626,330.14 and 249,928.94
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Solution
The fourth proportional to 453,859.07, 626,330.14 and 249,928.94 is: 344,904.49
Step by Step Solution
- Step 1: Write the proportion equation
453,859.07 : 626,330.14 = 249,928.94 : x - Step 2: Convert to fraction form
453,859.07/626,330.14 = 249,928.94/x - Step 3: Cross multiply
453,859.07x = 626,330.14 × 249,928.94 - Step 4: Simplify right side
453,859.07x = 156,538,028,921.26 - Step 5: Solve for x
x = 156,538,028,921.26/453,859.07 - Step 6: Final answer
x = 344,904.49
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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.