Finding the Fourth Proportional to 735,927.60, 1,104,319.70 and 309,432.53
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Solution
The fourth proportional to 735,927.60, 1,104,319.70 and 309,432.53 is: 464,328.88
Step by Step Solution
- Step 1: Write the proportion equation
735,927.60 : 1,104,319.70 = 309,432.53 : x - Step 2: Convert to fraction form
735,927.60/1,104,319.70 = 309,432.53/x - Step 3: Cross multiply
735,927.60x = 1,104,319.70 × 309,432.53 - Step 4: Simplify right side
735,927.60x = 341,712,441,073.85 - Step 5: Solve for x
x = 341,712,441,073.85/735,927.60 - Step 6: Final answer
x = 464,328.88
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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.