Finding the Fourth Proportional to 894,780.84, 1,234,818.09 and 507,622.17
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Solution
The fourth proportional to 894,780.84, 1,234,818.09 and 507,622.17 is: 700,530.24
Step by Step Solution
- Step 1: Write the proportion equation
894,780.84 : 1,234,818.09 = 507,622.17 : x - Step 2: Convert to fraction form
894,780.84/1,234,818.09 = 507,622.17/x - Step 3: Cross multiply
894,780.84x = 1,234,818.09 × 507,622.17 - Step 4: Simplify right side
894,780.84x = 626,821,038,401.06 - Step 5: Solve for x
x = 626,821,038,401.06/894,780.84 - Step 6: Final answer
x = 700,530.24
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1.5x scale
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.