Finding the Fourth Proportional to 430,323.19, 593,827.28 and 236,718.62
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Solution
The fourth proportional to 430,323.19, 593,827.28 and 236,718.62 is: 326,661.40
Step by Step Solution
- Step 1: Write the proportion equation
430,323.19 : 593,827.28 = 236,718.62 : x - Step 2: Convert to fraction form
430,323.19/593,827.28 = 236,718.62/x - Step 3: Cross multiply
430,323.19x = 593,827.28 × 236,718.62 - Step 4: Simplify right side
430,323.19x = 140,569,974,239.95 - Step 5: Solve for x
x = 140,569,974,239.95/430,323.19 - Step 6: Final answer
x = 326,661.40
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1.5x scale
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.