Finding the Fourth Proportional to 475,209.08, 712,746.63 and 120,201.20
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Solution
The fourth proportional to 475,209.08, 712,746.63 and 120,201.20 is: 180,284.86
Step by Step Solution
- Step 1: Write the proportion equation
475,209.08 : 712,746.63 = 120,201.20 : x - Step 2: Convert to fraction form
475,209.08/712,746.63 = 120,201.20/x - Step 3: Cross multiply
475,209.08x = 712,746.63 × 120,201.20 - Step 4: Simplify right side
475,209.08x = 85,673,000,221.96 - Step 5: Solve for x
x = 85,673,000,221.96/475,209.08 - Step 6: Final answer
x = 180,284.86
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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.