Finding the Fourth Proportional to 435,526.20, 652,511.70 and 368,652.60
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Solution
The fourth proportional to 435,526.20, 652,511.70 and 368,652.60 is: 552,320.70
Step by Step Solution
- Step 1: Write the proportion equation
435,526.20 : 652,511.70 = 368,652.60 : x - Step 2: Convert to fraction form
435,526.20/652,511.70 = 368,652.60/x - Step 3: Cross multiply
435,526.20x = 652,511.70 × 368,652.60 - Step 4: Simplify right side
435,526.20x = 240,550,134,735.42 - Step 5: Solve for x
x = 240,550,134,735.42/435,526.20 - Step 6: Final answer
x = 552,320.70
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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.