Finding the Fourth Proportional to 559,101.80, 838,652.70 and 470,528.30
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Solution
The fourth proportional to 559,101.80, 838,652.70 and 470,528.30 is: 705,792.45
Step by Step Solution
- Step 1: Write the proportion equation
559,101.80 : 838,652.70 = 470,528.30 : x - Step 2: Convert to fraction form
559,101.80/838,652.70 = 470,528.30/x - Step 3: Cross multiply
559,101.80x = 838,652.70 × 470,528.30 - Step 4: Simplify right side
559,101.80x = 394,609,829,221.41 - Step 5: Solve for x
x = 394,609,829,221.41/559,101.80 - Step 6: Final answer
x = 705,792.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.