Finding the Fourth Proportional to 528,973.48, 730,481.61 and 368,267.95
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Solution
The fourth proportional to 528,973.48, 730,481.61 and 368,267.95 is: 508,556.62
Step by Step Solution
- Step 1: Write the proportion equation
528,973.48 : 730,481.61 = 368,267.95 : x - Step 2: Convert to fraction form
528,973.48/730,481.61 = 368,267.95/x - Step 3: Cross multiply
528,973.48x = 730,481.61 × 368,267.95 - Step 4: Simplify right side
528,973.48x = 269,012,965,027.40 - Step 5: Solve for x
x = 269,012,965,027.40/528,973.48 - Step 6: Final answer
x = 508,556.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.