Finding the Fourth Proportional to 563,878.41, 778,080.50 and 322,176.63
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Solution
The fourth proportional to 563,878.41, 778,080.50 and 322,176.63 is: 444,562.78
Step by Step Solution
- Step 1: Write the proportion equation
563,878.41 : 778,080.50 = 322,176.63 : x - Step 2: Convert to fraction form
563,878.41/778,080.50 = 322,176.63/x - Step 3: Cross multiply
563,878.41x = 778,080.50 × 322,176.63 - Step 4: Simplify right side
563,878.41x = 250,679,351,747.83 - Step 5: Solve for x
x = 250,679,351,747.83/563,878.41 - Step 6: Final answer
x = 444,562.78
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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.