Finding the Fourth Proportional to 563,803.92, 845,689.41 and 208,810.08
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Solution
The fourth proportional to 563,803.92, 845,689.41 and 208,810.08 is: 313,209.02
Step by Step Solution
- Step 1: Write the proportion equation
563,803.92 : 845,689.41 = 208,810.08 : x - Step 2: Convert to fraction form
563,803.92/845,689.41 = 208,810.08/x - Step 3: Cross multiply
563,803.92x = 845,689.41 × 208,810.08 - Step 4: Simplify right side
563,803.92x = 176,588,473,357.25 - Step 5: Solve for x
x = 176,588,473,357.25/563,803.92 - Step 6: Final answer
x = 313,209.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.