Finding the Fourth Proportional to 960,251.04, 1,440,307.44 and 420,562.08
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Solution
The fourth proportional to 960,251.04, 1,440,307.44 and 420,562.08 is: 630,812.85
Step by Step Solution
- Step 1: Write the proportion equation
960,251.04 : 1,440,307.44 = 420,562.08 : x - Step 2: Convert to fraction form
960,251.04/1,440,307.44 = 420,562.08/x - Step 3: Cross multiply
960,251.04x = 1,440,307.44 × 420,562.08 - Step 4: Simplify right side
960,251.04x = 605,738,692,805.88 - Step 5: Solve for x
x = 605,738,692,805.88/960,251.04 - Step 6: Final answer
x = 630,812.85
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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.