Finding the Fourth Proportional to 398,848.06, 596,867.55 and 249,158.62
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Solution
The fourth proportional to 398,848.06, 596,867.55 and 249,158.62 is: 372,860.52
Step by Step Solution
- Step 1: Write the proportion equation
398,848.06 : 596,867.55 = 249,158.62 : x - Step 2: Convert to fraction form
398,848.06/596,867.55 = 249,158.62/x - Step 3: Cross multiply
398,848.06x = 596,867.55 × 249,158.62 - Step 4: Simplify right side
398,848.06x = 148,714,695,080.78 - Step 5: Solve for x
x = 148,714,695,080.78/398,848.06 - Step 6: Final answer
x = 372,860.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.