Finding the Fourth Proportional to 472,641.95, 652,133.70 and 268,676.75
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Solution
The fourth proportional to 472,641.95, 652,133.70 and 268,676.75 is: 370,710.14
Step by Step Solution
- Step 1: Write the proportion equation
472,641.95 : 652,133.70 = 268,676.75 : x - Step 2: Convert to fraction form
472,641.95/652,133.70 = 268,676.75/x - Step 3: Cross multiply
472,641.95x = 652,133.70 × 268,676.75 - Step 4: Simplify right side
472,641.95x = 175,213,159,820.81 - Step 5: Solve for x
x = 175,213,159,820.81/472,641.95 - Step 6: Final answer
x = 370,710.14
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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.