Finding the Fourth Proportional to 590,976,630.90, 886,464,946.35 and 397,484,867.70
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Solution
The fourth proportional to 590,976,630.90, 886,464,946.35 and 397,484,867.70 is: 596,227,301.55
Step by Step Solution
- Step 1: Write the proportion equation
590,976,630.90 : 886,464,946.35 = 397,484,867.70 : x - Step 2: Convert to fraction form
590,976,630.90/886,464,946.35 = 397,484,867.70/x - Step 3: Cross multiply
590,976,630.90x = 886,464,946.35 × 397,484,867.70 - Step 4: Simplify right side
590,976,630.90x = 352,356,401,920,617,344 - Step 5: Solve for x
x = 352,356,401,920,617,344/590,976,630.90 - Step 6: Final answer
x = 596,227,301.55
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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.