Finding the Fourth Proportional to 581,776.08, 802,456.29 and 377,461.98
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Solution
The fourth proportional to 581,776.08, 802,456.29 and 377,461.98 is: 520,641.45
Step by Step Solution
- Step 1: Write the proportion equation
581,776.08 : 802,456.29 = 377,461.98 : x - Step 2: Convert to fraction form
581,776.08/802,456.29 = 377,461.98/x - Step 3: Cross multiply
581,776.08x = 802,456.29 × 377,461.98 - Step 4: Simplify right side
581,776.08x = 302,896,740,086.85 - Step 5: Solve for x
x = 302,896,740,086.85/581,776.08 - Step 6: Final answer
x = 520,641.45
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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.