Finding the Fourth Proportional to 401,129.22, 553,565.43 and 219,829.08
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Solution
The fourth proportional to 401,129.22, 553,565.43 and 219,829.08 is: 303,368.02
Step by Step Solution
- Step 1: Write the proportion equation
401,129.22 : 553,565.43 = 219,829.08 : x - Step 2: Convert to fraction form
401,129.22/553,565.43 = 219,829.08/x - Step 3: Cross multiply
401,129.22x = 553,565.43 × 219,829.08 - Step 4: Simplify right side
401,129.22x = 121,689,779,196.70 - Step 5: Solve for x
x = 121,689,779,196.70/401,129.22 - Step 6: Final answer
x = 303,368.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.