Finding the Fourth Proportional to 894,348.81, 1,234,177.16 and 507,235.23
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Solution
The fourth proportional to 894,348.81, 1,234,177.16 and 507,235.23 is: 699,970.89
Step by Step Solution
- Step 1: Write the proportion equation
894,348.81 : 1,234,177.16 = 507,235.23 : x - Step 2: Convert to fraction form
894,348.81/1,234,177.16 = 507,235.23/x - Step 3: Cross multiply
894,348.81x = 1,234,177.16 × 507,235.23 - Step 4: Simplify right side
894,348.81x = 626,018,133,077.17 - Step 5: Solve for x
x = 626,018,133,077.17/894,348.81 - Step 6: Final answer
x = 699,970.89
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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.