Finding the Fourth Proportional to 963,751.77, 1,330,019.73 and 534,030.84
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Solution
The fourth proportional to 963,751.77, 1,330,019.73 and 534,030.84 is: 736,985.99
Step by Step Solution
- Step 1: Write the proportion equation
963,751.77 : 1,330,019.73 = 534,030.84 : x - Step 2: Convert to fraction form
963,751.77/1,330,019.73 = 534,030.84/x - Step 3: Cross multiply
963,751.77x = 1,330,019.73 × 534,030.84 - Step 4: Simplify right side
963,751.77x = 710,271,553,628.47 - Step 5: Solve for x
x = 710,271,553,628.47/963,751.77 - Step 6: Final answer
x = 736,985.99
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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.