Finding the Fourth Proportional to 781,854.26, 1,078,950.61 and 437,693.00
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Solution
The fourth proportional to 781,854.26, 1,078,950.61 and 437,693.00 is: 604,011.72
Step by Step Solution
- Step 1: Write the proportion equation
781,854.26 : 1,078,950.61 = 437,693.00 : x - Step 2: Convert to fraction form
781,854.26/1,078,950.61 = 437,693.00/x - Step 3: Cross multiply
781,854.26x = 1,078,950.61 × 437,693.00 - Step 4: Simplify right side
781,854.26x = 472,249,130,945.87 - Step 5: Solve for x
x = 472,249,130,945.87/781,854.26 - Step 6: Final answer
x = 604,011.72
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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.