Finding the Fourth Proportional to 430,073.17, 593,521.23 and 239,089.75
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Solution
The fourth proportional to 430,073.17, 593,521.23 and 239,089.75 is: 329,955.12
Step by Step Solution
- Step 1: Write the proportion equation
430,073.17 : 593,521.23 = 239,089.75 : x - Step 2: Convert to fraction form
430,073.17/593,521.23 = 239,089.75/x - Step 3: Cross multiply
430,073.17x = 593,521.23 × 239,089.75 - Step 4: Simplify right side
430,073.17x = 141,904,842,500.39 - Step 5: Solve for x
x = 141,904,842,500.39/430,073.17 - Step 6: Final answer
x = 329,955.12
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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.