Finding the Fourth Proportional to 936,921.53, 1,292,955.90 and 507,201.65
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Solution
The fourth proportional to 936,921.53, 1,292,955.90 and 507,201.65 is: 699,940.55
Step by Step Solution
- Step 1: Write the proportion equation
936,921.53 : 1,292,955.90 = 507,201.65 : x - Step 2: Convert to fraction form
936,921.53/1,292,955.90 = 507,201.65/x - Step 3: Cross multiply
936,921.53x = 1,292,955.90 × 507,201.65 - Step 4: Simplify right side
936,921.53x = 655,789,369,089.63 - Step 5: Solve for x
x = 655,789,369,089.63/936,921.53 - Step 6: Final answer
x = 699,940.55
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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.