Finding the Fourth Proportional to 495,615.84, 683,952.48 and 269,261.76
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Solution
The fourth proportional to 495,615.84, 683,952.48 and 269,261.76 is: 371,582.65
Step by Step Solution
- Step 1: Write the proportion equation
495,615.84 : 683,952.48 = 269,261.76 : x - Step 2: Convert to fraction form
495,615.84/683,952.48 = 269,261.76/x - Step 3: Cross multiply
495,615.84x = 683,952.48 × 269,261.76 - Step 4: Simplify right side
495,615.84x = 184,162,248,521.17 - Step 5: Solve for x
x = 184,162,248,521.17/495,615.84 - Step 6: Final answer
x = 371,582.65
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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.