Finding the Fourth Proportional to 903,727.19, 1,355,595.42 and 304,693.53
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Solution
The fourth proportional to 903,727.19, 1,355,595.42 and 304,693.53 is: 457,041.86
Step by Step Solution
- Step 1: Write the proportion equation
903,727.19 : 1,355,595.42 = 304,693.53 : x - Step 2: Convert to fraction form
903,727.19/1,355,595.42 = 304,693.53/x - Step 3: Cross multiply
903,727.19x = 1,355,595.42 × 304,693.53 - Step 4: Simplify right side
903,727.19x = 413,041,153,771.63 - Step 5: Solve for x
x = 413,041,153,771.63/903,727.19 - Step 6: Final answer
x = 457,041.86
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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.