Finding the Fourth Proportional to 803,203.04, 1,108,413.64 and 435,679.26
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Solution
The fourth proportional to 803,203.04, 1,108,413.64 and 435,679.26 is: 601,233.82
Step by Step Solution
- Step 1: Write the proportion equation
803,203.04 : 1,108,413.64 = 435,679.26 : x - Step 2: Convert to fraction form
803,203.04/1,108,413.64 = 435,679.26/x - Step 3: Cross multiply
803,203.04x = 1,108,413.64 × 435,679.26 - Step 4: Simplify right side
803,203.04x = 482,912,834,449.11 - Step 5: Solve for x
x = 482,912,834,449.11/803,203.04 - Step 6: Final answer
x = 601,233.82
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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.