Home / 735,714.20-1,015,315.62-413,423.30

Finding the Fourth Proportional to 735,714.20, 1,015,315.62 and 413,423.30

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Solution

The fourth proportional to 735,714.20, 1,015,315.62 and 413,423.30 is: 570,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,714.20 : 1,015,315.62 = 413,423.30 : x
  2. Step 2: Convert to fraction form
    735,714.20/1,015,315.62 = 413,423.30/x
  3. Step 3: Cross multiply
    735,714.20x = 1,015,315.62 × 413,423.30
  4. Step 4: Simplify right side
    735,714.20x = 419,755,134,161.95
  5. Step 5: Solve for x
    x = 419,755,134,161.95/735,714.20
  6. Step 6: Final answer
    x = 570,541.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.