Finding the Fourth Proportional to 935,988.79, 1,292,451.89 and 592,430.80
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Solution
The fourth proportional to 935,988.79, 1,292,451.89 and 592,430.80 is: 818,052.86
Step by Step Solution
- Step 1: Write the proportion equation
935,988.79 : 1,292,451.89 = 592,430.80 : x - Step 2: Convert to fraction form
935,988.79/1,292,451.89 = 592,430.80/x - Step 3: Cross multiply
935,988.79x = 1,292,451.89 × 592,430.80 - Step 4: Simplify right side
935,988.79x = 765,688,304,192.06 - Step 5: Solve for x
x = 765,688,304,192.06/935,988.79 - Step 6: Final answer
x = 818,052.86
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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.