Finding the Fourth Proportional to 865,730.55, 1,298,595.84 and 234,644.36
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Solution
The fourth proportional to 865,730.55, 1,298,595.84 and 234,644.36 is: 351,966.54
Step by Step Solution
- Step 1: Write the proportion equation
865,730.55 : 1,298,595.84 = 234,644.36 : x - Step 2: Convert to fraction form
865,730.55/1,298,595.84 = 234,644.36/x - Step 3: Cross multiply
865,730.55x = 1,298,595.84 × 234,644.36 - Step 4: Simplify right side
865,730.55x = 304,708,188,602.24 - Step 5: Solve for x
x = 304,708,188,602.24/865,730.55 - Step 6: Final answer
x = 351,966.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.