Home / 340,007.16-469,195.05-187,035.65

Finding the Fourth Proportional to 340,007.16, 469,195.05 and 187,035.65

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Solution

The fourth proportional to 340,007.16, 469,195.05 and 187,035.65 is: 258,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,007.16 : 469,195.05 = 187,035.65 : x
  2. Step 2: Convert to fraction form
    340,007.16/469,195.05 = 187,035.65/x
  3. Step 3: Cross multiply
    340,007.16x = 469,195.05 × 187,035.65
  4. Step 4: Simplify right side
    340,007.16x = 87,756,201,153.53
  5. Step 5: Solve for x
    x = 87,756,201,153.53/340,007.16
  6. Step 6: Final answer
    x = 258,101.04

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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.