Finding the Fourth Proportional to 508,395.06, 700,946.84 and 372,192.54
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Solution
The fourth proportional to 508,395.06, 700,946.84 and 372,192.54 is: 513,158.38
Step by Step Solution
- Step 1: Write the proportion equation
508,395.06 : 700,946.84 = 372,192.54 : x - Step 2: Convert to fraction form
508,395.06/700,946.84 = 372,192.54/x - Step 3: Cross multiply
508,395.06x = 700,946.84 × 372,192.54 - Step 4: Simplify right side
508,395.06x = 260,887,182,923.61 - Step 5: Solve for x
x = 260,887,182,923.61/508,395.06 - Step 6: Final answer
x = 513,158.38
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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.