Finding the Fourth Proportional to 894,400.99, 1,234,305.44 and 512,501.58
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Solution
The fourth proportional to 894,400.99, 1,234,305.44 and 512,501.58 is: 707,270.56
Step by Step Solution
- Step 1: Write the proportion equation
894,400.99 : 1,234,305.44 = 512,501.58 : x - Step 2: Convert to fraction form
894,400.99/1,234,305.44 = 512,501.58/x - Step 3: Cross multiply
894,400.99x = 1,234,305.44 × 512,501.58 - Step 4: Simplify right side
894,400.99x = 632,583,487,561.97 - Step 5: Solve for x
x = 632,583,487,561.97/894,400.99 - Step 6: Final answer
x = 707,270.56
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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.