Finding the Fourth Proportional to 752,248.29, 1,038,102.63 and 429,965.31
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Solution
The fourth proportional to 752,248.29, 1,038,102.63 and 429,965.31 is: 593,352.12
Step by Step Solution
- Step 1: Write the proportion equation
752,248.29 : 1,038,102.63 = 429,965.31 : x - Step 2: Convert to fraction form
752,248.29/1,038,102.63 = 429,965.31/x - Step 3: Cross multiply
752,248.29x = 1,038,102.63 × 429,965.31 - Step 4: Simplify right side
752,248.29x = 446,348,119,119.77 - Step 5: Solve for x
x = 446,348,119,119.77/752,248.29 - Step 6: Final answer
x = 593,352.12
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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.