Finding the Fourth Proportional to 836,009.94, 1,153,768.95 and 473,521.98
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Solution
The fourth proportional to 836,009.94, 1,153,768.95 and 473,521.98 is: 653,502.94
Step by Step Solution
- Step 1: Write the proportion equation
836,009.94 : 1,153,768.95 = 473,521.98 : x - Step 2: Convert to fraction form
836,009.94/1,153,768.95 = 473,521.98/x - Step 3: Cross multiply
836,009.94x = 1,153,768.95 × 473,521.98 - Step 4: Simplify right side
836,009.94x = 546,334,957,666.52 - Step 5: Solve for x
x = 546,334,957,666.52/836,009.94 - Step 6: Final answer
x = 653,502.94
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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.