Finding the Fourth Proportional to 302,495.81, 453,743.86 and 124,807.53
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Solution
The fourth proportional to 302,495.81, 453,743.86 and 124,807.53 is: 187,211.35
Step by Step Solution
- Step 1: Write the proportion equation
302,495.81 : 453,743.86 = 124,807.53 : x - Step 2: Convert to fraction form
302,495.81/453,743.86 = 124,807.53/x - Step 3: Cross multiply
302,495.81x = 453,743.86 × 124,807.53 - Step 4: Simplify right side
302,495.81x = 56,630,648,150.55 - Step 5: Solve for x
x = 56,630,648,150.55/302,495.81 - Step 6: Final answer
x = 187,211.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.