Finding the Fourth Proportional to 612,582.12, 918,246.20 and 597,214.80
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Solution
The fourth proportional to 612,582.12, 918,246.20 and 597,214.80 is: 895,210.95
Step by Step Solution
- Step 1: Write the proportion equation
612,582.12 : 918,246.20 = 597,214.80 : x - Step 2: Convert to fraction form
612,582.12/918,246.20 = 597,214.80/x - Step 3: Cross multiply
612,582.12x = 918,246.20 × 597,214.80 - Step 4: Simplify right side
612,582.12x = 548,390,220,683.76 - Step 5: Solve for x
x = 548,390,220,683.76/612,582.12 - Step 6: Final answer
x = 895,210.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.