Finding the Fourth Proportional to 630,169.01, 869,707.97 and 358,277.93
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Solution
The fourth proportional to 630,169.01, 869,707.97 and 358,277.93 is: 494,466.03
Step by Step Solution
- Step 1: Write the proportion equation
630,169.01 : 869,707.97 = 358,277.93 : x - Step 2: Convert to fraction form
630,169.01/869,707.97 = 358,277.93/x - Step 3: Cross multiply
630,169.01x = 869,707.97 × 358,277.93 - Step 4: Simplify right side
630,169.01x = 311,597,165,056.17 - Step 5: Solve for x
x = 311,597,165,056.17/630,169.01 - Step 6: Final answer
x = 494,466.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.