Finding the Fourth Proportional to 623,746.99, 860,771.46 and 337,267.00
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Solution
The fourth proportional to 623,746.99, 860,771.46 and 337,267.00 is: 465,428.79
Step by Step Solution
- Step 1: Write the proportion equation
623,746.99 : 860,771.46 = 337,267.00 : x - Step 2: Convert to fraction form
623,746.99/860,771.46 = 337,267.00/x - Step 3: Cross multiply
623,746.99x = 860,771.46 × 337,267.00 - Step 4: Simplify right side
623,746.99x = 290,309,808,443.41 - Step 5: Solve for x
x = 290,309,808,443.41/623,746.99 - Step 6: Final answer
x = 465,428.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.