Finding the Fourth Proportional to 972,283.48, 1,341,748.74 and 542,559.04
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Solution
The fourth proportional to 972,283.48, 1,341,748.74 and 542,559.04 is: 748,730.10
Step by Step Solution
- Step 1: Write the proportion equation
972,283.48 : 1,341,748.74 = 542,559.04 : x - Step 2: Convert to fraction form
972,283.48/1,341,748.74 = 542,559.04/x - Step 3: Cross multiply
972,283.48x = 1,341,748.74 × 542,559.04 - Step 4: Simplify right side
972,283.48x = 727,977,908,295.61 - Step 5: Solve for x
x = 727,977,908,295.61/972,283.48 - Step 6: Final answer
x = 748,730.10
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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.