Finding the Fourth Proportional to 841,281.18, 1,160,962.02 and 459,307.95
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Solution
The fourth proportional to 841,281.18, 1,160,962.02 and 459,307.95 is: 633,841.69
Step by Step Solution
- Step 1: Write the proportion equation
841,281.18 : 1,160,962.02 = 459,307.95 : x - Step 2: Convert to fraction form
841,281.18/1,160,962.02 = 459,307.95/x - Step 3: Cross multiply
841,281.18x = 1,160,962.02 × 459,307.95 - Step 4: Simplify right side
841,281.18x = 533,239,085,434.06 - Step 5: Solve for x
x = 533,239,085,434.06/841,281.18 - Step 6: Final answer
x = 633,841.69
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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.