Finding the Fourth Proportional to 264,307.81, 364,746.12 and 155,405.99
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Solution
The fourth proportional to 264,307.81, 364,746.12 and 155,405.99 is: 214,461.05
Step by Step Solution
- Step 1: Write the proportion equation
264,307.81 : 364,746.12 = 155,405.99 : x - Step 2: Convert to fraction form
264,307.81/364,746.12 = 155,405.99/x - Step 3: Cross multiply
264,307.81x = 364,746.12 × 155,405.99 - Step 4: Simplify right side
264,307.81x = 56,683,730,053.53 - Step 5: Solve for x
x = 56,683,730,053.53/264,307.81 - Step 6: Final answer
x = 214,461.05
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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.