Finding the Fourth Proportional to 475,209.58, 712,747.38 and 120,201.70
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Solution
The fourth proportional to 475,209.58, 712,747.38 and 120,201.70 is: 180,285.61
Step by Step Solution
- Step 1: Write the proportion equation
475,209.58 : 712,747.38 = 120,201.70 : x - Step 2: Convert to fraction form
475,209.58/712,747.38 = 120,201.70/x - Step 3: Cross multiply
475,209.58x = 712,747.38 × 120,201.70 - Step 4: Simplify right side
475,209.58x = 85,673,446,746.55 - Step 5: Solve for x
x = 85,673,446,746.55/475,209.58 - Step 6: Final answer
x = 180,285.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.