Finding the Fourth Proportional to 464,693.17, 697,068.91 and 149,143.09
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Solution
The fourth proportional to 464,693.17, 697,068.91 and 149,143.09 is: 223,723.99
Step by Step Solution
- Step 1: Write the proportion equation
464,693.17 : 697,068.91 = 149,143.09 : x - Step 2: Convert to fraction form
464,693.17/697,068.91 = 149,143.09/x - Step 3: Cross multiply
464,693.17x = 697,068.91 × 149,143.09 - Step 4: Simplify right side
464,693.17x = 103,963,006,949.27 - Step 5: Solve for x
x = 103,963,006,949.27/464,693.17 - Step 6: Final answer
x = 223,723.99
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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.