Finding the Fourth Proportional to 617,246.84, 851,457.70 and 359,094.80
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Solution
The fourth proportional to 617,246.84, 851,457.70 and 359,094.80 is: 495,351.31
Step by Step Solution
- Step 1: Write the proportion equation
617,246.84 : 851,457.70 = 359,094.80 : x - Step 2: Convert to fraction form
617,246.84/851,457.70 = 359,094.80/x - Step 3: Cross multiply
617,246.84x = 851,457.70 × 359,094.80 - Step 4: Simplify right side
617,246.84x = 305,754,032,489.96 - Step 5: Solve for x
x = 305,754,032,489.96/617,246.84 - Step 6: Final answer
x = 495,351.31
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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.