Home / 1,105,085.16-1,657,816.20-346,780.44

Finding the Fourth Proportional to 1,105,085.16, 1,657,816.20 and 346,780.44

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Solution

The fourth proportional to 1,105,085.16, 1,657,816.20 and 346,780.44 is: 520,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,085.16 : 1,657,816.20 = 346,780.44 : x
  2. Step 2: Convert to fraction form
    1,105,085.16/1,657,816.20 = 346,780.44/x
  3. Step 3: Cross multiply
    1,105,085.16x = 1,657,816.20 × 346,780.44
  4. Step 4: Simplify right side
    1,105,085.16x = 574,898,231,275.13
  5. Step 5: Solve for x
    x = 574,898,231,275.13/1,105,085.16
  6. Step 6: Final answer
    x = 520,229.80

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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.