Finding the Fourth Proportional to 752,177.54, 1,038,157.80 and 510,537.98
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Solution
The fourth proportional to 752,177.54, 1,038,157.80 and 510,537.98 is: 704,646.12
Step by Step Solution
- Step 1: Write the proportion equation
752,177.54 : 1,038,157.80 = 510,537.98 : x - Step 2: Convert to fraction form
752,177.54/1,038,157.80 = 510,537.98/x - Step 3: Cross multiply
752,177.54x = 1,038,157.80 × 510,537.98 - Step 4: Simplify right side
752,177.54x = 530,018,986,133.24 - Step 5: Solve for x
x = 530,018,986,133.24/752,177.54 - Step 6: Final answer
x = 704,646.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.