Finding the Fourth Proportional to 962,840.58, 1,328,740.80 and 527,276.31
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Solution
The fourth proportional to 962,840.58, 1,328,740.80 and 527,276.31 is: 727,652.70
Step by Step Solution
- Step 1: Write the proportion equation
962,840.58 : 1,328,740.80 = 527,276.31 : x - Step 2: Convert to fraction form
962,840.58/1,328,740.80 = 527,276.31/x - Step 3: Cross multiply
962,840.58x = 1,328,740.80 × 527,276.31 - Step 4: Simplify right side
962,840.58x = 700,613,545,970.45 - Step 5: Solve for x
x = 700,613,545,970.45/962,840.58 - Step 6: Final answer
x = 727,652.70
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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.