Finding the Fourth Proportional to 936,934.08, 1,292,969.44 and 507,214.19
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Solution
The fourth proportional to 936,934.08, 1,292,969.44 and 507,214.19 is: 699,955.80
Step by Step Solution
- Step 1: Write the proportion equation
936,934.08 : 1,292,969.44 = 507,214.19 : x - Step 2: Convert to fraction form
936,934.08/1,292,969.44 = 507,214.19/x - Step 3: Cross multiply
936,934.08x = 1,292,969.44 × 507,214.19 - Step 4: Simplify right side
936,934.08x = 655,812,447,204.35 - Step 5: Solve for x
x = 655,812,447,204.35/936,934.08 - Step 6: Final answer
x = 699,955.80
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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.