Finding the Fourth Proportional to 975.04, 1,345.49 and 532.93
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Solution
The fourth proportional to 975.04, 1,345.49 and 532.93 is: 735.41
Step by Step Solution
- Step 1: Write the proportion equation
975.04 : 1,345.49 = 532.93 : x - Step 2: Convert to fraction form
975.04/1,345.49 = 532.93/x - Step 3: Cross multiply
975.04x = 1,345.49 × 532.93 - Step 4: Simplify right side
975.04x = 717,048.98 - Step 5: Solve for x
x = 717,048.98/975.04 - Step 6: Final answer
x = 735.41
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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.