Finding the Fourth Proportional to 735,223.80, 1,102,835.70 and 617,125.80
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Solution
The fourth proportional to 735,223.80, 1,102,835.70 and 617,125.80 is: 925,688.70
Step by Step Solution
- Step 1: Write the proportion equation
735,223.80 : 1,102,835.70 = 617,125.80 : x - Step 2: Convert to fraction form
735,223.80/1,102,835.70 = 617,125.80/x - Step 3: Cross multiply
735,223.80x = 1,102,835.70 × 617,125.80 - Step 4: Simplify right side
735,223.80x = 680,588,363,631.06 - Step 5: Solve for x
x = 680,588,363,631.06/735,223.80 - Step 6: Final answer
x = 925,688.70
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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.