Finding the Fourth Proportional to 894,672, 1,234,652.83 and 486,776.79
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Solution
The fourth proportional to 894,672, 1,234,652.83 and 486,776.79 is: 671,754.94
Step by Step Solution
- Step 1: Write the proportion equation
894,672 : 1,234,652.83 = 486,776.79 : x - Step 2: Convert to fraction form
894,672/1,234,652.83 = 486,776.79/x - Step 3: Cross multiply
894,672x = 1,234,652.83 × 486,776.79 - Step 4: Simplify right side
894,672x = 601,000,340,134.87 - Step 5: Solve for x
x = 601,000,340,134.87/894,672 - Step 6: Final answer
x = 671,754.94
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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.