Finding the Fourth Proportional to 936,930.08, 1,292,963.92 and 507,210.19
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Solution
The fourth proportional to 936,930.08, 1,292,963.92 and 507,210.19 is: 699,950.28
Step by Step Solution
- Step 1: Write the proportion equation
936,930.08 : 1,292,963.92 = 507,210.19 : x - Step 2: Convert to fraction form
936,930.08/1,292,963.92 = 507,210.19/x - Step 3: Cross multiply
936,930.08x = 1,292,963.92 × 507,210.19 - Step 4: Simplify right side
936,930.08x = 655,804,471,025.91 - Step 5: Solve for x
x = 655,804,471,025.91/936,930.08 - Step 6: Final answer
x = 699,950.28
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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.