Finding the Fourth Proportional to 563,446.98, 845,201.25 and 142,726.50
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Solution
The fourth proportional to 563,446.98, 845,201.25 and 142,726.50 is: 214,097.55
Step by Step Solution
- Step 1: Write the proportion equation
563,446.98 : 845,201.25 = 142,726.50 : x - Step 2: Convert to fraction form
563,446.98/845,201.25 = 142,726.50/x - Step 3: Cross multiply
563,446.98x = 845,201.25 × 142,726.50 - Step 4: Simplify right side
563,446.98x = 120,632,616,208.13 - Step 5: Solve for x
x = 120,632,616,208.13/563,446.98 - Step 6: Final answer
x = 214,097.55
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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.