Finding the Fourth Proportional to 782,046.35, 1,173,089.91 and 249,566.66
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Solution
The fourth proportional to 782,046.35, 1,173,089.91 and 249,566.66 is: 374,356.50
Step by Step Solution
- Step 1: Write the proportion equation
782,046.35 : 1,173,089.91 = 249,566.66 : x - Step 2: Convert to fraction form
782,046.35/1,173,089.91 = 249,566.66/x - Step 3: Cross multiply
782,046.35x = 1,173,089.91 × 249,566.66 - Step 4: Simplify right side
782,046.35x = 292,764,130,718.40 - Step 5: Solve for x
x = 292,764,130,718.40/782,046.35 - Step 6: Final answer
x = 374,356.50
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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.