Finding the Fourth Proportional to 249,724.64, 344,602.41 and 152,944.76
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Solution
The fourth proportional to 249,724.64, 344,602.41 and 152,944.76 is: 211,052.99
Step by Step Solution
- Step 1: Write the proportion equation
249,724.64 : 344,602.41 = 152,944.76 : x - Step 2: Convert to fraction form
249,724.64/344,602.41 = 152,944.76/x - Step 3: Cross multiply
249,724.64x = 344,602.41 × 152,944.76 - Step 4: Simplify right side
249,724.64x = 52,705,132,892.87 - Step 5: Solve for x
x = 52,705,132,892.87/249,724.64 - Step 6: Final answer
x = 211,052.99
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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.