Finding the Fourth Proportional to 758,719.58, 1,047,031.36 and 414,557.95
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Solution
The fourth proportional to 758,719.58, 1,047,031.36 and 414,557.95 is: 572,089.07
Step by Step Solution
- Step 1: Write the proportion equation
758,719.58 : 1,047,031.36 = 414,557.95 : x - Step 2: Convert to fraction form
758,719.58/1,047,031.36 = 414,557.95/x - Step 3: Cross multiply
758,719.58x = 1,047,031.36 × 414,557.95 - Step 4: Simplify right side
758,719.58x = 434,055,174,828.41 - Step 5: Solve for x
x = 434,055,174,828.41/758,719.58 - Step 6: Final answer
x = 572,089.07
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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.