Finding the Fourth Proportional to 894,882.84, 1,234,937.88 and 492,474.84
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Solution
The fourth proportional to 894,882.84, 1,234,937.88 and 492,474.84 is: 679,615.04
Step by Step Solution
- Step 1: Write the proportion equation
894,882.84 : 1,234,937.88 = 492,474.84 : x - Step 2: Convert to fraction form
894,882.84/1,234,937.88 = 492,474.84/x - Step 3: Cross multiply
894,882.84x = 1,234,937.88 × 492,474.84 - Step 4: Simplify right side
894,882.84x = 608,175,834,862.94 - Step 5: Solve for x
x = 608,175,834,862.94/894,882.84 - Step 6: Final answer
x = 679,615.04
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1.5x scale
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.