Finding the Fourth Proportional to 368,259.08, 508,267.34 and 230,501.91
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Solution
The fourth proportional to 368,259.08, 508,267.34 and 230,501.91 is: 318,136.33
Step by Step Solution
- Step 1: Write the proportion equation
368,259.08 : 508,267.34 = 230,501.91 : x - Step 2: Convert to fraction form
368,259.08/508,267.34 = 230,501.91/x - Step 3: Cross multiply
368,259.08x = 508,267.34 × 230,501.91 - Step 4: Simplify right side
368,259.08x = 117,156,592,660.62 - Step 5: Solve for x
x = 117,156,592,660.62/368,259.08 - Step 6: Final answer
x = 318,136.33
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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.