Finding the Fourth Proportional to 704,831.19, 972,667.99 and 382,541.29
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Solution
The fourth proportional to 704,831.19, 972,667.99 and 382,541.29 is: 527,907.49
Step by Step Solution
- Step 1: Write the proportion equation
704,831.19 : 972,667.99 = 382,541.29 : x - Step 2: Convert to fraction form
704,831.19/972,667.99 = 382,541.29/x - Step 3: Cross multiply
704,831.19x = 972,667.99 × 382,541.29 - Step 4: Simplify right side
704,831.19x = 372,085,667,636.31 - Step 5: Solve for x
x = 372,085,667,636.31/704,831.19 - Step 6: Final answer
x = 527,907.49
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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.