Finding the Fourth Proportional to 894,776.99, 1,234,773.92 and 486,886.91
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Solution
The fourth proportional to 894,776.99, 1,234,773.92 and 486,886.91 is: 671,893.96
Step by Step Solution
- Step 1: Write the proportion equation
894,776.99 : 1,234,773.92 = 486,886.91 : x - Step 2: Convert to fraction form
894,776.99/1,234,773.92 = 486,886.91/x - Step 3: Cross multiply
894,776.99x = 1,234,773.92 × 486,886.91 - Step 4: Simplify right side
894,776.99x = 601,195,249,849.08 - Step 5: Solve for x
x = 601,195,249,849.08/894,776.99 - Step 6: Final answer
x = 671,893.96
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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.