Finding the Fourth Proportional to 558,612.06, 770,750.27 and 329,178.74
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Solution
The fourth proportional to 558,612.06, 770,750.27 and 329,178.74 is: 454,187.48
Step by Step Solution
- Step 1: Write the proportion equation
558,612.06 : 770,750.27 = 329,178.74 : x - Step 2: Convert to fraction form
558,612.06/770,750.27 = 329,178.74/x - Step 3: Cross multiply
558,612.06x = 770,750.27 × 329,178.74 - Step 4: Simplify right side
558,612.06x = 253,714,602,733.26 - Step 5: Solve for x
x = 253,714,602,733.26/558,612.06 - Step 6: Final answer
x = 454,187.48
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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.