Finding the Fourth Proportional to 937,929.74, 1,294,344.18 and 508,209.53
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Solution
The fourth proportional to 937,929.74, 1,294,344.18 and 508,209.53 is: 701,329.77
Step by Step Solution
- Step 1: Write the proportion equation
937,929.74 : 1,294,344.18 = 508,209.53 : x - Step 2: Convert to fraction form
937,929.74/1,294,344.18 = 508,209.53/x - Step 3: Cross multiply
937,929.74x = 1,294,344.18 × 508,209.53 - Step 4: Simplify right side
937,929.74x = 657,798,040,904.32 - Step 5: Solve for x
x = 657,798,040,904.32/937,929.74 - Step 6: Final answer
x = 701,329.77
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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.