Finding the Fourth Proportional to 946,681.57, 1,306,515.10 and 564,708.35
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Solution
The fourth proportional to 946,681.57, 1,306,515.10 and 564,708.35 is: 779,353.92
Step by Step Solution
- Step 1: Write the proportion equation
946,681.57 : 1,306,515.10 = 564,708.35 : x - Step 2: Convert to fraction form
946,681.57/1,306,515.10 = 564,708.35/x - Step 3: Cross multiply
946,681.57x = 1,306,515.10 × 564,708.35 - Step 4: Simplify right side
946,681.57x = 737,799,987,782.86 - Step 5: Solve for x
x = 737,799,987,782.86/946,681.57 - Step 6: Final answer
x = 779,353.92
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1.5x scale
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.