Finding the Fourth Proportional to 615,867.84, 849,437.28 and 414,624.96
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Solution
The fourth proportional to 615,867.84, 849,437.28 and 414,624.96 is: 571,872.53
Step by Step Solution
- Step 1: Write the proportion equation
615,867.84 : 849,437.28 = 414,624.96 : x - Step 2: Convert to fraction form
615,867.84/849,437.28 = 414,624.96/x - Step 3: Cross multiply
615,867.84x = 849,437.28 × 414,624.96 - Step 4: Simplify right side
615,867.84x = 352,197,898,242.51 - Step 5: Solve for x
x = 352,197,898,242.51/615,867.84 - Step 6: Final answer
x = 571,872.53
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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.