Finding the Fourth Proportional to 936,833.07, 1,292,828.58 and 507,113.09
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Solution
The fourth proportional to 936,833.07, 1,292,828.58 and 507,113.09 is: 699,815.49
Step by Step Solution
- Step 1: Write the proportion equation
936,833.07 : 1,292,828.58 = 507,113.09 : x - Step 2: Convert to fraction form
936,833.07/1,292,828.58 = 507,113.09/x - Step 3: Cross multiply
936,833.07x = 1,292,828.58 × 507,113.09 - Step 4: Simplify right side
936,833.07x = 655,610,294,428.08 - Step 5: Solve for x
x = 655,610,294,428.08/936,833.07 - Step 6: Final answer
x = 699,815.49
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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.