Finding the Fourth Proportional to 475,807.42, 656,615.01 and 260,948.79
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Solution
The fourth proportional to 475,807.42, 656,615.01 and 260,948.79 is: 360,109.75
Step by Step Solution
- Step 1: Write the proportion equation
475,807.42 : 656,615.01 = 260,948.79 : x - Step 2: Convert to fraction form
475,807.42/656,615.01 = 260,948.79/x - Step 3: Cross multiply
475,807.42x = 656,615.01 × 260,948.79 - Step 4: Simplify right side
475,807.42x = 171,342,891,866.06 - Step 5: Solve for x
x = 171,342,891,866.06/475,807.42 - Step 6: Final answer
x = 360,109.75
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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.