Finding the Fourth Proportional to 657,129.80, 984,312.30 and 546,537.80
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Solution
The fourth proportional to 657,129.80, 984,312.30 and 546,537.80 is: 818,656.95
Step by Step Solution
- Step 1: Write the proportion equation
657,129.80 : 984,312.30 = 546,537.80 : x - Step 2: Convert to fraction form
657,129.80/984,312.30 = 546,537.80/x - Step 3: Cross multiply
657,129.80x = 984,312.30 × 546,537.80 - Step 4: Simplify right side
657,129.80x = 537,963,878,954.94 - Step 5: Solve for x
x = 537,963,878,954.94/657,129.80 - Step 6: Final answer
x = 818,656.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.