Finding the Fourth Proportional to 570,468.36, 855,691.02 and 196,483.08
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Solution
The fourth proportional to 570,468.36, 855,691.02 and 196,483.08 is: 294,720.65
Step by Step Solution
- Step 1: Write the proportion equation
570,468.36 : 855,691.02 = 196,483.08 : x - Step 2: Convert to fraction form
570,468.36/855,691.02 = 196,483.08/x - Step 3: Cross multiply
570,468.36x = 855,691.02 × 196,483.08 - Step 4: Simplify right side
570,468.36x = 168,128,807,137.94 - Step 5: Solve for x
x = 168,128,807,137.94/570,468.36 - Step 6: Final answer
x = 294,720.65
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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.