Finding the Fourth Proportional to 972,373.95, 1,341,950.42 and 536,875.28
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Solution
The fourth proportional to 972,373.95, 1,341,950.42 and 536,875.28 is: 740,928.95
Step by Step Solution
- Step 1: Write the proportion equation
972,373.95 : 1,341,950.42 = 536,875.28 : x - Step 2: Convert to fraction form
972,373.95/1,341,950.42 = 536,875.28/x - Step 3: Cross multiply
972,373.95x = 1,341,950.42 × 536,875.28 - Step 4: Simplify right side
972,373.95x = 720,460,007,483.62 - Step 5: Solve for x
x = 720,460,007,483.62/972,373.95 - Step 6: Final answer
x = 740,928.95
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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.