Finding the Fourth Proportional to 746,931.12, 1,030,852.08 and 424,689.50
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Solution
The fourth proportional to 746,931.12, 1,030,852.08 and 424,689.50 is: 586,121.05
Step by Step Solution
- Step 1: Write the proportion equation
746,931.12 : 1,030,852.08 = 424,689.50 : x - Step 2: Convert to fraction form
746,931.12/1,030,852.08 = 424,689.50/x - Step 3: Cross multiply
746,931.12x = 1,030,852.08 × 424,689.50 - Step 4: Simplify right side
746,931.12x = 437,792,049,274.90 - Step 5: Solve for x
x = 437,792,049,274.90/746,931.12 - Step 6: Final answer
x = 586,121.05
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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.