Finding the Fourth Proportional to 803,227.60, 1,203,201.14 and 448,430.59
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Solution
The fourth proportional to 803,227.60, 1,203,201.14 and 448,430.59 is: 671,730.15
Step by Step Solution
- Step 1: Write the proportion equation
803,227.60 : 1,203,201.14 = 448,430.59 : x - Step 2: Convert to fraction form
803,227.60/1,203,201.14 = 448,430.59/x - Step 3: Cross multiply
803,227.60x = 1,203,201.14 × 448,430.59 - Step 4: Simplify right side
803,227.60x = 539,552,195,211.95 - Step 5: Solve for x
x = 539,552,195,211.95/803,227.60 - Step 6: Final answer
x = 671,730.15
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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.