Finding the Fourth Proportional to 750,301.78, 1,035,419.49 and 410,801.62
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Solution
The fourth proportional to 750,301.78, 1,035,419.49 and 410,801.62 is: 566,907.90
Step by Step Solution
- Step 1: Write the proportion equation
750,301.78 : 1,035,419.49 = 410,801.62 : x - Step 2: Convert to fraction form
750,301.78/1,035,419.49 = 410,801.62/x - Step 3: Cross multiply
750,301.78x = 1,035,419.49 × 410,801.62 - Step 4: Simplify right side
750,301.78x = 425,352,003,871.57 - Step 5: Solve for x
x = 425,352,003,871.57/750,301.78 - Step 6: Final answer
x = 566,907.90
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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.