Finding the Fourth Proportional to 953,434.49, 1,315,189.93 and 571,239.84
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Solution
The fourth proportional to 953,434.49, 1,315,189.93 and 571,239.84 is: 787,981.65
Step by Step Solution
- Step 1: Write the proportion equation
953,434.49 : 1,315,189.93 = 571,239.84 : x - Step 2: Convert to fraction form
953,434.49/1,315,189.93 = 571,239.84/x - Step 3: Cross multiply
953,434.49x = 1,315,189.93 × 571,239.84 - Step 4: Simplify right side
953,434.49x = 751,288,875,750.66 - Step 5: Solve for x
x = 751,288,875,750.66/953,434.49 - Step 6: Final answer
x = 787,981.65
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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.