Finding the Fourth Proportional to 602,247.84, 903,109.20 and 202,781.28
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Solution
The fourth proportional to 602,247.84, 903,109.20 and 202,781.28 is: 304,083.51
Step by Step Solution
- Step 1: Write the proportion equation
602,247.84 : 903,109.20 = 202,781.28 : x - Step 2: Convert to fraction form
602,247.84/903,109.20 = 202,781.28/x - Step 3: Cross multiply
602,247.84x = 903,109.20 × 202,781.28 - Step 4: Simplify right side
602,247.84x = 183,133,639,555.78 - Step 5: Solve for x
x = 183,133,639,555.78/602,247.84 - Step 6: Final answer
x = 304,083.51
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1.5x scale
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.