Finding the Fourth Proportional to 697,925.92, 963,146.48 and 411,428.88
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Solution
The fourth proportional to 697,925.92, 963,146.48 and 411,428.88 is: 567,776.99
Step by Step Solution
- Step 1: Write the proportion equation
697,925.92 : 963,146.48 = 411,428.88 : x - Step 2: Convert to fraction form
697,925.92/963,146.48 = 411,428.88/x - Step 3: Cross multiply
697,925.92x = 963,146.48 × 411,428.88 - Step 4: Simplify right side
697,925.92x = 396,266,277,542.34 - Step 5: Solve for x
x = 396,266,277,542.34/697,925.92 - Step 6: Final answer
x = 567,776.99
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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.