Finding the Fourth Proportional to 883,526.94, 1,219,235.18 and 539,937.70
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Solution
The fourth proportional to 883,526.94, 1,219,235.18 and 539,937.70 is: 745,094.47
Step by Step Solution
- Step 1: Write the proportion equation
883,526.94 : 1,219,235.18 = 539,937.70 : x - Step 2: Convert to fraction form
883,526.94/1,219,235.18 = 539,937.70/x - Step 3: Cross multiply
883,526.94x = 1,219,235.18 × 539,937.70 - Step 4: Simplify right side
883,526.94x = 658,311,033,100.51 - Step 5: Solve for x
x = 658,311,033,100.51/883,526.94 - Step 6: Final answer
x = 745,094.47
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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.