Finding the Fourth Proportional to 1,249,464.81, 1,874,197.32 and 302,835.54
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Solution
The fourth proportional to 1,249,464.81, 1,874,197.32 and 302,835.54 is: 454,253.34
Step by Step Solution
- Step 1: Write the proportion equation
1,249,464.81 : 1,874,197.32 = 302,835.54 : x - Step 2: Convert to fraction form
1,249,464.81/1,874,197.32 = 302,835.54/x - Step 3: Cross multiply
1,249,464.81x = 1,874,197.32 × 302,835.54 - Step 4: Simplify right side
1,249,464.81x = 567,573,557,468.75 - Step 5: Solve for x
x = 567,573,557,468.75/1,249,464.81 - Step 6: Final answer
x = 454,253.34
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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.