Finding the Fourth Proportional to 876,246.50, 1,209,220.24 and 473,838.50
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Solution
The fourth proportional to 876,246.50, 1,209,220.24 and 473,838.50 is: 653,897.17
Step by Step Solution
- Step 1: Write the proportion equation
876,246.50 : 1,209,220.24 = 473,838.50 : x - Step 2: Convert to fraction form
876,246.50/1,209,220.24 = 473,838.50/x - Step 3: Cross multiply
876,246.50x = 1,209,220.24 × 473,838.50 - Step 4: Simplify right side
876,246.50x = 572,975,104,691.24 - Step 5: Solve for x
x = 572,975,104,691.24/876,246.50 - Step 6: Final answer
x = 653,897.17
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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.