Finding the Fourth Proportional to 602,319.64, 903,497.68 and 153,040.58
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Solution
The fourth proportional to 602,319.64, 903,497.68 and 153,040.58 is: 229,565.50
Step by Step Solution
- Step 1: Write the proportion equation
602,319.64 : 903,497.68 = 153,040.58 : x - Step 2: Convert to fraction form
602,319.64/903,497.68 = 153,040.58/x - Step 3: Cross multiply
602,319.64x = 903,497.68 × 153,040.58 - Step 4: Simplify right side
602,319.64x = 138,271,808,975.85 - Step 5: Solve for x
x = 138,271,808,975.85/602,319.64 - Step 6: Final answer
x = 229,565.50
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1.5x scale
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.