Home / 847,108.98-1,270,290.42-397,957.50

Finding the Fourth Proportional to 847,108.98, 1,270,290.42 and 397,957.50

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Solution

The fourth proportional to 847,108.98, 1,270,290.42 and 397,957.50 is: 596,761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,108.98 : 1,270,290.42 = 397,957.50 : x
  2. Step 2: Convert to fraction form
    847,108.98/1,270,290.42 = 397,957.50/x
  3. Step 3: Cross multiply
    847,108.98x = 1,270,290.42 × 397,957.50
  4. Step 4: Simplify right side
    847,108.98x = 505,521,599,817.15
  5. Step 5: Solve for x
    x = 505,521,599,817.15/847,108.98
  6. Step 6: Final answer
    x = 596,761.00

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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.