Finding the Fourth Proportional to 888,828.08, 1,226,574 and 480,920.94
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Solution
The fourth proportional to 888,828.08, 1,226,574 and 480,920.94 is: 663,666.17
Step by Step Solution
- Step 1: Write the proportion equation
888,828.08 : 1,226,574 = 480,920.94 : x - Step 2: Convert to fraction form
888,828.08/1,226,574 = 480,920.94/x - Step 3: Cross multiply
888,828.08x = 1,226,574 × 480,920.94 - Step 4: Simplify right side
888,828.08x = 589,885,121,059.56 - Step 5: Solve for x
x = 589,885,121,059.56/888,828.08 - Step 6: Final answer
x = 663,666.17
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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.