Finding the Fourth Proportional to 472,101.08, 708,360.90 and 247,408.09
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Solution
The fourth proportional to 472,101.08, 708,360.90 and 247,408.09 is: 371,221.81
Step by Step Solution
- Step 1: Write the proportion equation
472,101.08 : 708,360.90 = 247,408.09 : x - Step 2: Convert to fraction form
472,101.08/708,360.90 = 247,408.09/x - Step 3: Cross multiply
472,101.08x = 708,360.90 × 247,408.09 - Step 4: Simplify right side
472,101.08x = 175,254,214,601.00 - Step 5: Solve for x
x = 175,254,214,601.00/472,101.08 - Step 6: Final answer
x = 371,221.81
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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.