Finding the Fourth Proportional to 430,083.84, 593,482.08 and 239,085.60
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Solution
The fourth proportional to 430,083.84, 593,482.08 and 239,085.60 is: 329,919.44
Step by Step Solution
- Step 1: Write the proportion equation
430,083.84 : 593,482.08 = 239,085.60 : x - Step 2: Convert to fraction form
430,083.84/593,482.08 = 239,085.60/x - Step 3: Cross multiply
430,083.84x = 593,482.08 × 239,085.60 - Step 4: Simplify right side
430,083.84x = 141,893,019,186.05 - Step 5: Solve for x
x = 141,893,019,186.05/430,083.84 - Step 6: Final answer
x = 329,919.44
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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.