Finding the Fourth Proportional to 461,544.68, 636,931.32 and 260,340.68
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Solution
The fourth proportional to 461,544.68, 636,931.32 and 260,340.68 is: 359,269.95
Step by Step Solution
- Step 1: Write the proportion equation
461,544.68 : 636,931.32 = 260,340.68 : x - Step 2: Convert to fraction form
461,544.68/636,931.32 = 260,340.68/x - Step 3: Cross multiply
461,544.68x = 636,931.32 × 260,340.68 - Step 4: Simplify right side
461,544.68x = 165,819,132,962.10 - Step 5: Solve for x
x = 165,819,132,962.10/461,544.68 - Step 6: Final answer
x = 359,269.95
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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.