Finding the Fourth Proportional to 750,803.52, 1,123,587.24 and 614,289.88
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Solution
The fourth proportional to 750,803.52, 1,123,587.24 and 614,289.88 is: 919,292.80
Step by Step Solution
- Step 1: Write the proportion equation
750,803.52 : 1,123,587.24 = 614,289.88 : x - Step 2: Convert to fraction form
750,803.52/1,123,587.24 = 614,289.88/x - Step 3: Cross multiply
750,803.52x = 1,123,587.24 × 614,289.88 - Step 4: Simplify right side
750,803.52x = 690,208,270,829.13 - Step 5: Solve for x
x = 690,208,270,829.13/750,803.52 - Step 6: Final answer
x = 919,292.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.