Finding the Fourth Proportional to 975,789.99, 1,346,731.06 and 562,247.59
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Solution
The fourth proportional to 975,789.99, 1,346,731.06 and 562,247.59 is: 775,982.85
Step by Step Solution
- Step 1: Write the proportion equation
975,789.99 : 1,346,731.06 = 562,247.59 : x - Step 2: Convert to fraction form
975,789.99/1,346,731.06 = 562,247.59/x - Step 3: Cross multiply
975,789.99x = 1,346,731.06 × 562,247.59 - Step 4: Simplify right side
975,789.99x = 757,196,292,863.15 - Step 5: Solve for x
x = 757,196,292,863.15/975,789.99 - Step 6: Final answer
x = 775,982.85
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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.